A. Mean B. san 15. The following are to be considered in using the Central Limit Theorem. Which one should NOT be included? A. the critical value B. np 25 and nq ≥ 5 C. The sample size is large enough. D. The situation should only have two outcomes: "success" or "failure". value of a?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Author:Carter
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Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Question
A. Mean
B. san
15. The following are to be considered in using the Central Limit Theorem. Which one should NOT
be included?
A. the critical value
B. np 25 and nq ≥ 5
C. The sample size is large enough.
D. The situation should only have two outcomes: "success" or "failure".
16. If p = 0. 63, what is the value of q?
A. 0.37
B. 0.42
C. 0.58
D. 37.0
17. Mr. Makisig asserts that fewer than 5% of the bulbs that he sells are defective. Suppose 300
bulbs are randomly selected. Each is tested and 10 defective bulbs are found. What is the value of
the sample proportion?
A. 0.013
B. 0.023
D. 0.043
C. 0.033
of z?
18. In problem no.4, what is the value
A. - 1.20
B.- 1.25
C. - 1.30
D. - 1.35
19. A randomly selected sample of 500 senior high students was surveyed whether they spend
more than 3 hours playing Mobile Legends. Thirty percent (30% or 0.30) of the 500 students
surveyed said they do. Which one of the following statements about the number 500 is correct?
A. It is the size of samples. B. It is the sample proportion.
C. It is the population proportion. D. It is the randomly chosen number.
For numbers 20-22, refer to the given problem below. Suppose a study found that 68% of the
population owns a home. In a random sample of 150 households, 92 own a home. Use a = 0.01 to
determine that there is a decrease in the proportion of population that owns a home.
20. Find the z-score.
A. -1.75
B. -0.08
C. 0.08
D. 1.75
21. Which value is closest to the p-value?
A. 0.02
B. 0.04
C. 0.06
D. 0.08
22. What is the correct decision?
A. It cannot be concluded.
B. Reject the null hypothesis.
C. Fail to reject the null hypothesis.
D. Accept both Null and Alternative Hypothesis
For numbers 23-25, refer to the given problem below. Suppose that the percentage of female
physicians is 27%. In a survey of physicians, 45 of 120 are women. Is there sufficient evidence at
a = 0.01 to claim that the proportion of women physicians is greater than 27%?
23. Choose the correct hypotheses.
A. Ho: p = 0.27; Ha: p > 0.27
C. Ho: p = 0.27; Ha: p # 0.27
24. What is the value of z?
B. Ho: p = 0.27; Ha: p < 0.27
D. Ho: p > 0.27; Ha: p = 0.27
A. -2.59
B. -0.005
D. 2.59
C. 0.005
Transcribed Image Text:A. Mean B. san 15. The following are to be considered in using the Central Limit Theorem. Which one should NOT be included? A. the critical value B. np 25 and nq ≥ 5 C. The sample size is large enough. D. The situation should only have two outcomes: "success" or "failure". 16. If p = 0. 63, what is the value of q? A. 0.37 B. 0.42 C. 0.58 D. 37.0 17. Mr. Makisig asserts that fewer than 5% of the bulbs that he sells are defective. Suppose 300 bulbs are randomly selected. Each is tested and 10 defective bulbs are found. What is the value of the sample proportion? A. 0.013 B. 0.023 D. 0.043 C. 0.033 of z? 18. In problem no.4, what is the value A. - 1.20 B.- 1.25 C. - 1.30 D. - 1.35 19. A randomly selected sample of 500 senior high students was surveyed whether they spend more than 3 hours playing Mobile Legends. Thirty percent (30% or 0.30) of the 500 students surveyed said they do. Which one of the following statements about the number 500 is correct? A. It is the size of samples. B. It is the sample proportion. C. It is the population proportion. D. It is the randomly chosen number. For numbers 20-22, refer to the given problem below. Suppose a study found that 68% of the population owns a home. In a random sample of 150 households, 92 own a home. Use a = 0.01 to determine that there is a decrease in the proportion of population that owns a home. 20. Find the z-score. A. -1.75 B. -0.08 C. 0.08 D. 1.75 21. Which value is closest to the p-value? A. 0.02 B. 0.04 C. 0.06 D. 0.08 22. What is the correct decision? A. It cannot be concluded. B. Reject the null hypothesis. C. Fail to reject the null hypothesis. D. Accept both Null and Alternative Hypothesis For numbers 23-25, refer to the given problem below. Suppose that the percentage of female physicians is 27%. In a survey of physicians, 45 of 120 are women. Is there sufficient evidence at a = 0.01 to claim that the proportion of women physicians is greater than 27%? 23. Choose the correct hypotheses. A. Ho: p = 0.27; Ha: p > 0.27 C. Ho: p = 0.27; Ha: p # 0.27 24. What is the value of z? B. Ho: p = 0.27; Ha: p < 0.27 D. Ho: p > 0.27; Ha: p = 0.27 A. -2.59 B. -0.005 D. 2.59 C. 0.005
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