Cheap and fast gas station is conducting a consumer satisfaction survey. which method of collecting data would most likely lead to a biased sample?
A method of data collection which would most likely lead to a biased sample is interviewing customers who call an 800 number posted on the costumers receipts.
What is sampling bias?A sampling bias simply refers to a type of bias in which members of a certain population are selected in such a way that some members have a lower or higher sampling probability than the other members.
This ultimately implies that, a sampling bias occur when members of a certain population are selected incorrectly such as interviewing only the customers who call an 800 number which was posted on the costumers receipts.
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How much would you pay in move-in costs for the two-bedroom hometown apartment if you pay first and last month's rent, a $185 security deposit, and a 30 percent fee to the rental agent? round to the nearest dollar. $1,515 $1,370 $1,245 $855
The total rent payed for the apartment =
$1,370
Calculation of move-in costThe complete question:
How much would you pay in move-in costs for the two-bedroom hometown apartment if you pay first and last month's rent, a $185 security deposit, and a 30 percent fee to the rental agent? round to the nearest dollar
2 bedroom hometown: $515 plus utilities
$1,515 $1,370 $1,245 $855
The cost of 2 bedroom apartment = $515 ×2 = $1,030
The security deposit= $185
The rental agent fee = 30/100× 515
= 15,450/100 = $154.5
Therefore the total rent payed for the apartment
= $1,030 + $185 + $154.5
= $1,369.5
~ $1,370
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A recent survey by a large circulation canadian magazine on the contribution of universities to the economy was circulated to 394 people who the magazine decided "are most likely to know how important are universities to the canadian economy". the main problem with using these results to draw conclusions about the general public's perception is:
The main problem associated with using these results to draw conclusions about the general public's perception is a lack of random selection.
What is a simple random sample?A simple random sample simply refers to a subset of items that are typically selected from a statistical population (larger data set), wherein, each member of the subset has an equal probability of being selected.
Based on this survey by the Canadian magazine, we can infer and logically deduce that the main problem associated with using the aforementioned results to draw conclusions about the general public's perception is a lack of random selection.
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Caregivers benefit the most from
individual counseling that addresses their own unique issues.
involvement in a support group
access to information about the care-receiver’s illness and resources.
support from their adult children.
Answer:
individual counseling that addresses their own unique issues.
What is the molarity of a solution that contains 5.80 grams of nickel (ii) nitrate in 500. ml?
Farrah plans to use blackadder, a multiple-language ide, to develop software code. what must she consider before using this ide? the time it will take to write code in binary language the limitations of using a language-specific ide the cost of licensing fees the guidelines for using open-source software
Farrah should consider before using this ide as the guidelines for using open-source software.
What are the rules of open source software?This is known to be the distribution terms of open-source software that one needs to comply to. They include:
Free Redistribution. Source Code, etc.Note hat in the above case, Farrah should consider before using this ide as the guidelines for using open-source software.
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Rectangle qqq has an area of 222 square units. thea drew a scaled version of rectangle qqq and labeled it rectangle rrr. what scale factor did thea use to go from rectangle qqq to rectangle rrr?
The scale factor that thea used to go from rectangle q to rectangle r is; 6
How to work with Scale Factors?The original rectangle q is missing and so I have attached it.
The length and width of the original rectangle as seen in the attached file are;
Length = 9
Width = 8
Thus;
Area of rectangle r = 9 * 8 = 72 sq.units
Since rectangle q has an area of 2 sq.units, then the area scale factor is;
72/2 = 36
Thus, scale factor in units = √36 = 6
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Dylan and roberta want to teach their children about money management. what is the best way to help their children understand money?
The best way to help children understand money is: The children should manage their own weekly allowances.
How to teach children about money?When talking about money, it is always good to teach children about the use of money as early as possible. This is to enable them to start attaching the right value to money and learning about savings as early as possible.
Now, the best way to teach children about money management is to allow them manage their own money. This is good because experience is often said to be the best teacher.
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Which expression represents the total perimeter of the pool edge? 12x2 + 15 20x2 + 25 12x2 + 8x + 25 24x2 + 16x + 50
An expression which represents the total perimeter of the triangular pool edge is: A. 12x² + 15.
How to calculate the perimeter of a triangle?Mathematically, the perimeter of a triangle can be calculated by using this formula:
P = a + b + c
Where:
a, b, and c are length of sides.
In this scenario, the total perimeter of this triangular community pool is given by this mathematical expression:
Total perimeter = 3 × side of square
Total perimeter = 3 × (4x² + 5)
Total perimeter = 12x² + 15 units.
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Complete Question:
The tile along the edge of a triangular community pool needs to be replaced. Which expression represents the total perimeter of the pool edge?
Answer:
A) 12x2 + 15
Explanation:
Listen and choose the activity that goes with the description. preparing an itinerary. packing for a trip. getting ready to book a trip. on vacation at the beach
Touring or tourism travel, school trips, vacation, business trip, etc.,. preparing an itinerary, packing for a trip and others.
What should be seen in a travel itinerary?In any travel itinerary, people often book hotels, car rentals, and others.
The aim of tourism is to relax, see nice places and feel better and so, Touring or tourism travel, school trips, vacation, business trip, etc.,. preparing an itinerary, packing for a trip and others.
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Answer: Preparing an itinerary. :]
Explanation:
Starting with 0.750l of a buffer solution containing 0.30 m benzoic acid (c6h5cooh) and 0.35 m sodium benzoate (c6h5coona), what will the ph of the solution be after the addition of 340.0 ml of 0.350m hcl? (ka (c6h5cooh) = 6.5 x 10-5)
Answer:
a
Explanation:
Given that a randomly chosen person eats breakfast almost everyday, what is the probability that the person also buys cereal at least once a month?
Answer:
c: 53/64
Explanation:
edge
A personal identification number consists of 3 letters followed by 4 digits. the 5 vowels cannot be used, and the last digit cannot be 0 or 9. how many different numbers are possible?
The total number of possible PINs' that you can make is; 74,088,000 PINS
How to solve probability combinations?Each of the first 3 letters can be chosen from the 21 letters since 5 vowels cannot be used, {A, B, C, …, U, V, W}.
Thus, number of possible choices = 21³ possible choices.
The first 3 digits can be any number from {0, 1, 2, …, 9}, so there are 10³ choices.
The last digit cannot be 0 or 9, so you can select from {1, 2, 3, …, 8} which gives 8 choices.
Then the total number of PINs that you can make is; 21³ × 10³ × 8 = 74,088,000
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You have studied two other short stories, "the lady, or the tiger?" by frank r. stockton and "the necklace" by guy de maupassant. choose one of these stories and supply the information requested. if you need to reread the story, go to the link at the bottom of the lesson. characters
The plot of the "the lady, or the tiger?" by Frank r. Stockton, it tells the story about high classes of French society.
What is the story about?The story titled "The Necklace" occurs in France and it took place in the mid nineteenth century.
Note that the context of the story is set on the high classes of French society and how Madame Loisel wans in dine need to belong to them.
Therefore, The plot of the "the lady, or the tiger?" by Frank r. Stockton, it tells the story about high classes of French society.
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According to one acid-base theory, nh3 acts as a base when an nh3 molecule
Answer:
...acts as a base when and NH3 molecule accepts an (H⁺ ion)
Zoey put a $1040 item on layaway by making a down payment of 13% of the purchase price. how much does she have left to pay after making the down payment?
Healthy grains is planning a new design for its best-selling oatmeal. it has four containers to choose from. it costs the company $0.03 per cubic inch of oatmeal to fill a container. the company does not want the new container to cost more than $4.00 to fill. which container should the company use? use 3.14 for pi.
The container that the company should use is Container B because it costs less than $4.
Calculations and Parameters:Given that:
The volume of the Cylinder =
We would calculate individually for each of the containers:
Cost of container A
=137.135 * 0.03
=$4.12.
The volume of container B=
Base area x height
=12.57x10=125.7 cubic in.
Cost of container B=
125.7 * 0.03
=$3.77
The volume of container c= cubic in
Cost of container C=
276.32 * 0.03
=$8.29.
The volume of container D= cubic in.
Cost of container D=
169.56 * 0.03
=$5.08.
Container B cost less than $4, so it is the right answer.
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A watch company is developing packaging for its new watch. the designer uses octagons with a base area of 30 in2 and rectangles with a length of 10 in to create a prototype for the new package. what is the volume of the prototype?
The volume of the prototype is 300 inches cube.
How to find volume?The volume of the prototype can be found as follows:
volume = base area × height
Therefore,
base area = 30 inches²
height = length = 10 inches.
Hence,
volume of the prototype = 30 × 10
volume of the prototype = 300 inches³.
Therefore, the volume of the prototype is 300 inches³
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Using the equation for the line of best fit, what is a good approximation for x when f(x) = 30? 14 20 45 54
Based on the calculations, a good approximation for x when f(x) = 30 is equal to: B. 20.
How to write the equation?Based on complete information, the equation for the line of best fit for the set of values in the table is given by this function below:
f(x) ≈ 1.8x - 5.4
Thus, a good approximation for x when f(x) = 30 would be determine by substituting the value of f(x) with 30 as follows:
30 = 1.8x - 5.4
30 + 5.4 = 1.8x
35.4 = 1.8x
x = 35.4/1.8
x = 20.
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Complete Question:
The equation for the line of best fit is f(x) ≈ 1.8x − 5.4 for the set of values in the table. Using the equation for the line of best fit, what is a good approximation for x when f(x) = 30?
A. 14
B. 20
C. 45
D. 54
Answer:
b
Explanation:
20
Which output device allows a user to create a copy of what is on the screen?
printer
speakers
earphones
display or monitor
Answer:
monitor
Explanation:
Answer:
printer
Explanation:
got right on edg :)
Which line from the excerpt is an implicit detail? the rain was falling, accept it, get back in of wet brown life, roadside grass,
of wet brown life excerpt is an implicit detail.
What is an excerpt of a speech?Excerpt is noun and it is a part or passage taken from a book, speech, play, etc, and considered on its own.
Implicit details refers to something which is suggested or implied but not ever clearly said. An example of implicit is when your wife gives you a dirty look when you drop your socks on the floor.
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Which evidence is used in this excerpt? select 2 options. opinion statistic example quotation story
The evidence is used in this excerpt is known as a quotation and story. Check more about evidence below.
What is evidence?This is known to be any fact that is presented that shows that a given thing or action is true.
Note that in the excerpt below, the The evidence is used in this excerpt is known as a quotation and story
See full question below
Read the excerpt from "Lise Marie de Baissac.”
According to her SOE file, "[s]he was the inspiration of groups on the Orne [river] and by her initiative caused heavy losses to the Germans. . . . She also took part in several armed attacks on enemy columns."
Which evidence is used in this excerpt? Check all that apply.
opinion
statistic
example
quotation
story
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Answer:
d and e
Explanation:
You are using an approved third party tool in your client project and find a bug in it
No, you cannot decompile the code because it's a violation of the third party's intellectual property rights.
What is an intellectual property right?An intellectual property (IP) right can be defined as a type of right given to an innovator by the government, especially for an intangible and innovative creation of the mind that solely depends on human intellect.
In this context, we can infer and logically deduce that you can't decompile the code for this approved third party tool because it's a violation of the third party's intellectual property rights.
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To find how high school students feel about hot lunches, adam walks to the nearest high school and gives a survey postcard to every twentieth student that enters the building. he asks the students to mail the postcard in if they choose to participate in the study. select all sampling methods used.
All the sampling methods used in the given survey are; convenience, systematic, and voluntary sampling.
What is the sampling method used?From the question, we see that the surveyor selects the twentieth student who enters the building.
Now, the student do not enter the building to be surveyed but instead for other reasons and as such the researcher takes advantage of that and selects them. This is a form of convenience sampling.
It is also a form of systematic sampling because the researcher selects every twentieth student and not any other.
Lastly, it is a form of Voluntary sampling because the students selected to participate in the survey are free to choose whether to participate in the survey or not.
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Answer:
B, E, and F.
Explanation:
B. convenience
E. systematic
F. voluntary
Anderson was feeling sluggish after school and decided to drink an energy drink so he could focus on his homework. it didn't seem to help, so he drank another. which of these statements best describes his decision-making process?
The statement which best describes his decision-making process is that he looked for a quick fix to a problem he may face again in the future.
What is the decision-making process?The decision-making process is a cognitive process that involves gathering (obtaining) information, analyzing them, and then evaluating alternatives, so as to enable the proper selection of an optimum solution (choice) to a particular problem.
In this scenario, we can logically deduce that the statement which best describes Anderson's decision-making process is that he looked for a quick fix (solution) to a problem which he's likely to face again in the future.
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Stephanie graduated from college and on her first job earned an annual salary of $25,000.
Based on the calculations, Stephanie's net monthly income (NMI) is equal to $1,666.33.
How to calculate net monthly income?The net monthly income (NMI) of an employee can be calculated by subtracting the total deductions from the gross monthly income (GMI).
For the GMI, we have:
GMI = GAI/12
GMI = 25,000/12
GMI = $2,083.33.
For the total deductions, we have:
Total deductions = 259.00 + 132.00 + 26.00
Total deductions = $417.00.
Now, we can calculate the net monthly income (NMI):
NMI = GMI - total deductions
NMI = 2,083.33 - 417.00
NMI = $1,666.33.
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Amara needs to create a special tasting menu at her restaurant. she needs to select 444 dishes from 777 available dishes and put them in a tasty sequence. how many unique ways are there to arrange 444 of the 777 dishes?
Based on the above scenario, the unique ways there are to arrange 444 of the 777 dishes is 840 .
What is the arrangement about?In the case above, the number of different arrangements of the dishes is said to be the product between the numbers of options and thus it is
4 x 3 x 2 x 1 = 24
Therefore, the total number of unique ways of arranging 4 of the 7 dishes will be:
D = 24 x 35 = 840
Therefore, Based on the above scenario, the unique ways there are to arrange 444 of the 777 dishes is 840 .
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Which quote from the text reveals the central idea of the section ""the view of a son of liberty""?
Answer: B. We were dignified in destroying the tea. (paragraph 2)
Data collected at checkout counters in a grocery store is an example of:
Answer: Its an example of input
The breaking strengths of cables produced by a certain manufacturer have a standard deviation of pounds. a random sample of newly manufactured cables has a mean breaking strength of pounds. based on this sample, find a confidence interval for the true mean breaking strength of all cables produced by this manufacturer. then give its lower limit and upper limit. carry your intermediate computations to at least three decimal places. round your answers to one decimal place. (if necessary, consult a list of formulas.) lower limit: upper limit:
The breaking strengths of cables produced by a certain manufacturer have a standard deviation of pounds. a random sample of newly manufactured cables has a mean breaking strength of pounds are 1821.9.
What are the cables?
The cables are the wires that provide the connection.
Round your solutions to 1 decimal place pattern imply = 1800 fashionable error = zs = 2.576[85/sqrt(100)] = 0.2576*eighty five = 21.89699% CI: 1800-21.896 < u < 1821.89699% CI: 1778.1 < u < 1821.9.Read more about the cables :
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