Construct a 99% confidence interval of the population proportion using the given information. X= 105, n= 150

Answers

Answer 1

Answer:150

Explanation:n =

x = 106

\hat p = x / n = 106 / 150 = 0.707

1 -\hat p = 1 - 0.707 = 0.293

At 99% confidence level the z is ,

\alpha  = 1 - 99% = 1 - 0.99 = 0.01

\alpha / 2 = 0.01 / 2 = 0.005

Z\alpha/2 = Z0.005 = 2.576

Margin of error = E = Z\alpha / 2 * \sqrt((\hat p * (1 - \hat p)) / n)

= 2.576 * (\sqrt((0.707 * 0.293) / 150)

=0.096

A 99% confidence interval for population proportion p is ,

\hat p- E < P <\hat p + E

0.707 - 0.096 < p < 0.707 + 0.096

0.611 < p < 0.803


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Which of these introductory paragraphs is missing a thesis statement?


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Answers

Answer:

I think it's the 3rd one because it doesn't give a statement/opinion that can be answered/explained further. Instead, it states the fact that the average American eats more then three times the recommended amount of sugar.

The second paragraph does not present an arguable first line hence it lacks a thesis statement.

What is a thesis statement?

A thesis statement is a succint presentation of the position to be taken by the author of the essay. It is ususllay crafted into a single sentence which could even be a question. Its sets the tone for the rest of the essay and oit must be arguable.

In this case, the second paragraph does not present an arguable first line hence it lacks a thesis statement.

Learn more about thesis statement: https://brainly.com/question/14356798

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Answers

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Answers

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Answers

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