For 120 consecutive days, a process engineer has measured the temperature of champagne bottles as they are made ready for serving. Each day, she took a sample of 8 bottles. The average across all 960 bottles (120 days, 8 bottles per day) was 46 degrees Fahrenheit. The standard deviation across all bottles was 0.8 degrees Fahrenheit. what would be the center line

Answers

Answer 1

Answer:

46° Fahrenheit

Step-by-step explanation:

Center line can be said to be the X double bar. X double bar is the average value we have across all components we're considering. In this question, the X double bar is already given as 960 bottles (if you multiply 120 days by 8 bottles per day) and that it is 46 degrees Fahrenheit.

As such, there exist no reason to want to or have to solve for anything since it's already given.

Therefore the Centre line is 46 degrees Fahrenheit, same as what is given in the question.


Related Questions

The ratio of the sum of two positive integers to their difference is 7:5. If the sum of the two numbers is at most 25, find all possible values for the pair of numbers.​

Answers

Step-by-step explanation:

Ohk

that means that the sum of the two numbers are 25

so

to get the first number:

[tex] \frac{7}{5} \times 25 = 35[/tex]

And to get the second number:

[tex]\frac{5}{7} \times 25 = \frac{125}{7} [/tex]

What is the probability that the first marble is blue and the second marble is yellow?

Answers

Answer:

[tex]\frac{1}{14}[/tex]

Step-by-step explanation:

First time drawing:

Total outcome is 8

Favorable outcome is 2

The probability that the first marble drawing in random is blue is

[tex]\frac{2}{8}[/tex] = [tex]\frac{1}{4}[/tex]

Second time drawing (with no replacement):

Total outcome is 7  (8 - 1 = 7)  

Favorable outcome is 2

The probability that the second marble drawing in random is yellow is

[tex]\frac{2}{7}[/tex]

The probability that the first marble is blue and the second marble is yellow is [tex]\frac{1}{4}[/tex] × [tex]\frac{2}{7}[/tex] = [tex]\frac{2}{28}[/tex] = [tex]\frac{1}{14}[/tex]

in a school of 40 students 10% are boys. How many boys are there

Answers

Answer:

4boys

Step-by-step explanation:

40 of 10% 40×10/100 =4 remember percentage is always over 100

2+2 >:) so complicated

Answers

Answer:

4

Step-by-step explanation:

Answer:

4 and thank u or the free points

Step-by-step explanation:

find the amount compounded annually principal=2000, time 2 year ,rate 5%​

Answers

Answer:

2,552.563125

Step-by-step explanation:

ti think that is the answer

The data is shown below:
91, 48, 86, 49, 77, 86, 64, 78
What is the median?

a. 72.37
b. 74
c. 86

Answers

Answer:  72

Step-by-step explanation: Its in the middle

Answer all these pleasep

Answers

Answer:

ee flamingo

Step-by-step explanation:

Answer:

...

Step-by-step explanation:

Kiera’s dance class starts at 4:30 P.M. and ends at 6:15 P.M. How long is her dance class?

Answers

Answer:

Her class is 1 hour and 45 minutes long

Step-by-step explanation:

4h30 —> 5h30 : 60minutes
5h30 —> 6h : 30 minutes
6h —> 6h15 : 15 minutes
60+30+15 = 105 minutes

How many times does 1/2 go into 1 1/4

Answers

Answer:

twice

Step-by-step explanation:

1/2 x 2 = 1

then you have a leftover 1/4

1 1/4 =5/4

So

(5/4) * (2/1)

10/4 = 5/2 =2 + 1/2 times
:)

Lin’s mom bikes at a constant speed of 12 miles per hour. Lin walks at a constant speed 1/3 of the speed her mom bikes. What is the slope of each line?

Answers

Answer:

5/7

Step-by-step explanation:

3. What is the difference of a number and 10?

Answers

Answer:

the difference between a number and 10 simply means ,that number minus 10

hope it helps. please do me a favor and Mark me Brainleist please please please please please please please please please please please please please please please please please please please please.

Help plz I’ll mark brainliest

Answers

Answer:

C

Step-by-step explanation:

There is absolutely no correlation between class size and number of absences.

Factor x^2+8x+15
Show work with attachment

Answers

Answer:

heres how to solve it

Step-by-step explanation:

plsss help me answer this question !!!!

Answers

Answer:

what's your question???

On the package for a certain brand of spinach seeds there is a guarantee that, if the printed instructions are followed, of planted seeds will germinate. A random sample of seeds is chosen. If these seeds are planted according to the instructions, find the probability that of them germinate. Do not round your intermediate computations, and round your answer to three decimal places.

Answers

Complete question:

On the package for a certain brand of spinach seeds there is a guarantee that, if the printed instructions are followed, 63% of planted seeds will germinate. A random sample of 9 seeds is chosen. If these seeds are planted according to the instructions, find the probability that 4 of them germinate.

Answer:

[tex]P(x = 4) = 0.1376[/tex]

Step-by-step explanation:

Given

[tex]n = 9[/tex]

[tex]p = 63\%[/tex] --- proportion that germinates

[tex]p = 0.63[/tex]

Required

P(x = 4)

This question follows a binomial distribution:

[tex]P(x) = ^nC_x*p^x*(1-p)^{n-x[/tex]

When x = 4;

[tex]P(x = 4) = ^9C_4*0.63^4*(1-0.63)^{9-4[/tex]

[tex]P(x = 4) = ^9C_4*0.63^4*(0.37)^5[/tex]

[tex]P(x = 4) = 126*0.63^4*0.37^5[/tex]

[tex]P(x = 4) = 0.13763895392[/tex]

[tex]P(x = 4) = 0.1376[/tex]

If I'm putting £100 a month into a fund that has 13.03% annual interest annually for 48 years, what's the the total??

Answers

I think the answer will be 35751.88

jacob has 10p 20 p and 50 p coins one quater of the coins
is 50 p with a total of 3.00 the ratio of 10 p to 20p is 2 : 7 how much money does jacob have

Answers

Answer: 7 20

Step-by-step explanation:

Let x = number of 20p coins

10+50+20x=200        10p + 50p + x(20p) = 200p    (100p=1 pound)

60 + 20x = 200

subtract 60 from each side

20x=140

divide both sides by 20

x=140/20=14/2=7

x=7  James has 7 20p coins

a researcher wants to know the typing speed of the students in a large vocational school. the population standard deviation is previously known to be 2.5 minutes. if the researcher wants a margin of error of 0.50 minute and an alpha level of 0.05, what should be the sample size?

Answers

1) It is known that a laboratory task takes the average person 2.5 seconds. A researcher was interested in whether older people are slower (take longer) on this task. The researcher tested 30 randomly selected 80-year-olds. Their mean time was 2.7 seconds, with an estimated population standard deviation of 1.4 seconds. What should the researcher conclude (use the .05 level)? a. /2 Identify the populations involved: population 1 = _____________________________________________________________________ population 2 = _____________________________________________________________________ b. /2 State the research and null hypothesis: Research Hypothesis = _____________________________________________________________ Null Hypothesis = _________________________________________________________________ c. /6 Determine the characteristics of the comparison distribution (hint: it is a distribution of means): mean of the distribution of means = degrees of freedom = estimated population variance = estimated population standard deviation = variance of the distribution of means = standard deviation of distribution of means = d. /1 Cutoff sample score on the comparison distribution at which we’ll reject H0 (hint: 1 or 2 tails?) = e. /1 Determine your sample’s score on the comparison distribution = f. /1 Accept or reject the null hypothesis? g. /4 Sketch the distributions involved:

Which equation would we use to figure out this problem? Rachael
started off with $400 in her savings account in 2005. It earns 3% interest
each year. She wants to know how much money she'll have in the account
in 2022.

Answers

Answer:

She'll have $661 in the account in 2022.

Step-by-step explanation:

Compound interest:

The amount of money earned in compound interest after t years is given by the following equation:

[tex]A(t) = A(0)(1+r)^t[/tex]

In which A(0) is the initial amount and r is the interest rate, as a decimal.

Rachael started off with $400. It earns 3% interest each year.

This means that [tex]A(0) = 400, r = 0.03[/tex]

So

[tex]A(t) = A(0)(1+r)^t[/tex]

[tex]A(t) = 400(1+0.03)^t[/tex]

[tex]A(t) = 400(1.03)^t[/tex]

She wants to know how much money she'll have in the account in 2022.

17 years after 2005, which means that this is A(17). So

[tex]A(17) = 400(1.03)^{17} = 661[/tex]

She'll have $661 in the account in 2022.

Pls someone help me with this question pls

Answers

Yo im sorry but I can’t help I’m jus trying to answer questions so I can ask them

2  is 1 of 6 numbers on each side 1/6

Since its 3 rolls youd multiply it by 3

1/6x3 would be 3/18

Answer: The Probability of rolling a 2 on 3 throws would be 3/18

het opt-shirt made of 50 cotton 50polyester so what does percent mean ​

Answers

50% cotton 50% polyester
It means that shirt is made of 50% cotton and 50% polyester aka 50/50 cottonpoly blend

What is the answer to this question? -2a = -56

Answers

Answer:

a= 28

Step-by-step explanation:

-2a = -56

Divide -2 by both sides to isolate the variable.

a = 28

16 of 20
My father wants to buy a washing machine that
costs $8580. But he has only $7560. How much
more money does he need?
O
1012
1020​

Answers

Answer:

1020

Step-by-step explanation:

8580 - 7560

=1020

hope it helps

HELP PLEASE DUE IN 4 MINUTES

Answers

Answer: 500 were sold for the carousel

Step-by-step explanation:

If each ticket is then multiply 100x5 which is 500.

Answer:

the answer is 475

Step-by-step explanation:

because you have 4 full dots and a dot that is 3/4 full one dot is 100 tickets so the 4 full dots

saungelique3 avatar

= 400 and the dot that is 3/4 full is 75

saungelique3 avatar

this is because 3/4 of 100 is 75

saungelique3 avatar

400+75=475

Find the volume. Show your work. Please help if you don’t know the answer dw

Answers

Answer:

1008 cubic feet

Step-by-step explanation:

12 ft x 12ft x 7ft= 1008

12 is the height and length and 7 is the width, when you multiply these 3 things you will find the volume.  

Identify all the acute angles in the figure.

Answers

Qvr, Qvs, Svt, Rvs, Tvu, that should be all of them
Acute angle is an angle under 90 degrees

is the answer a b or c

Answers

Answer:

∠Z & ∠K

Step-by-step explanation:

please write an equation of a line in slope-intercept form with the given slope and y-intercept.

A. slope: -6, y-intercept: -2

B. slope: 1, y-intercept: -12​

Answers

Answer: A. y = -6x - 2
B. y = x - 12

Explanation:
Slope intercept form: y = mx + b
m = slope
b = y-intercept

I would appreciate the brainliest if this was helpful and correct! :)
Its a because it make the most sense

plz, help me with this plz!!!

Answers

Answer:

You need common denominators

Step-by-step explanation:

Because you need to have the same number on the bottom in order to correctly add/ subtract the fractions.

A certain ball bearing is made of a grade of steel with a density of 4.5 ounces per cubic inch. The ball bearing is a solid sphere with a diameter of 3 inches.

What is the total weight of the ball bearing, in ounces? Use 3.14 for π .

A. 63.585 ounces

B. 127.17 ounces

C. 190.755 ounces

D. 508.68 ounces

Answers

Answer:

Answer A dûmb asš got me wrong

Step-by-step explanation:

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