Introduction to Hypothesis Testing

Question 1

Select the correct population parameter, null hypothesis, and alternative hypothesis.

Revolt · Accepted Answer

✔ 0.50; p = the true proportion of students who completed their science homework last night =: 0.50; H0: the true proportion of students who completed their science homework last night 0.50: equals; Ha: the true proportion of students who completed their science homework last night is 0.50: is less than

Question 2

✔ equalsis less thanis greater thanis not equal to

Revolt · Accepted Answer

✔ equals

Question 3

equals✔ is less thanis greater thanis not equal to

Revolt · Accepted Answer

✔ is less than

Question 4

p = the true proportion of students who are satisfied with the cafeteria food = [___]

Revolt · Accepted Answer

0.31; p = the true proportion of students who are satisfied with the cafeteria food =: 0.31; H0: the true proportion of students who are satisfied with the cafeteria food 0.31: equals; Ha: the true proportion of students who are satisfied with the cafeteria food 0.31: is greater than

Question 5

✔ equalsis less thanis greater thanis not equal to

Revolt · Accepted Answer

✔ equals

Question 6

Ha: the true proportion of students who are satisfied with the cafeteria food [___] 0.31

Revolt · Accepted Answer

is not equal to

Question 7

Select the correct population parameter, null hypothesis, and alternative hypothesis.

Revolt · Accepted Answer

Assuming that the true proportion of teens who seldom or never argue with their parents is p = , there is a probability of getting a sample proportion of 0.36 or lower just by chance in a random sampl: 0.28; Assuming that the true proportion of teens who seldom or never argue with their parents is p = , there is a probability of getting a sample proportion of 0.36 or lower just by chance in a random sampl: 0.0184; Assuming that the true proportion of teens who seldom or never argue with their parents is p = , there is a probability of getting a sample proportion of 0.36 or lower just by chance in a random sampl: 175

Question 8

✔ 0.01840.360.640.9816

Revolt · Accepted Answer

✔ 0.0184

Question 9

4963172✔ 175

Revolt · Accepted Answer

✔ 175

Question 10

Select the correct population parameter, null hypothesis, and alternative hypothesis.

Revolt · Accepted Answer

✔ 0.28; p = the true proportion of teens who seldom or never argue with their parents =: 0.28; H0: the true proportion of teens who seldom or never argue with their parents is 0.28: equal to; Ha: the true proportion of teens who seldom or never argue with their parents is 0.28: not equal to

Introduction to Hypothesis Testing Answers

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