In a recent court case it was found that during a period of 11 years 886 people were selected for grand jury duty and 39% of them were from the same ethnicity. Among the people eligible for grand jury duty, 79.1% were of this ethnicity. Use a 0.01 significance level to test the claim that the selection process is biased against allowing this ethnicity to sit on the grand jury. Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses the original claim. Use the P-value method and the normal distribution as an approximation to the binomial distribution. Which of the following is the hypothesis test to be conducted? OB. Họ: p=0.791 O A. Ho: p<0.791 H:p=0.791 H:p>0.791 OD. Ho: p=0.791 OC. Ho: p0.791 H:p-0.791 H:p<0.791 OE. Ho: p>0.791 OF Ho: p0.791 H: p-0.791 H:pr0.791 What is the test statistic? z-0 (Round to two decimal places as needed.) What is the P-value? P-value O (Round to four decimal places as needed.) What is the conclusion on the null hypothesis? O Reject the null hypothesis because the P-value is greater than the significance level, a. O Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, a. O Fail to reject the null hypothesis because the P-value is greater than the significance level, a. O Reject the null hypothesis because the P-value is less than or equal to the significance level, a. Does the jury selection system appear to be fair? O A. There is not sufficient evidence to support the claim that the selection process is biased against allowing this ethnicity to sit on the grand jury. The jury selection process appears to be unfair. O B. There is not sufficient evidence to warrant rejection of the claim that the selection process is biased against allowing this ethnicity to sit on the grand jury. The jury selection process appears to be fair. Oc. There is sufficient evidence to warrant rejection of the claim that the selection process is biased against allowing this ethnicity to sit on OD. There is sufficient evidence to support the claim that the selection process is biased against allowing this ethnicity to sit on the grand the grand jury. The jury selection process appears to be fair. jury. The jury selection process appears to be unfair.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 6E
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In a recent court case it was found that during a period of 11 years 886 people were selected for grand jury duty and 39% of them were from the same ethnicity. Among the people eligible for grand jury duty, 79.1% were of this ethnicity. Use a 0.01 significance level to test the claim that
the selection process is biased against allowing this ethnicity to sit on the grand jury. Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses the original claim. Use the P-value method and the
normal distribution as an approximation to the binomial distribution.
Which of the following is the hypothesis test to be conducted?
В. Но: р3D0.791
H1: p>0.791
А. Но: р<0.791
H1: p= 0.791
Ос. Но: р#0.791
H1: p= 0.791
D. Ho: p= 0.791
H1:p<0.791
Е. Но: р> 0.791
H1: p= 0.791
O F. Ho: p= 0.791
H1: p#0.791
What is the test statistic?
(Round to two decimal places as needed.)
What is the P-value?
P-value =
(Round to four decimal places as needed.)
What is the conclusion on the null hypothesis?
Reject the null hypothesis because the P-value is greater than the significance level, a.
Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, a.
Fail to reject the null hypothesis because the P-value is greater than the significance level, a.
Reject the null hypothesis because the P-value is less than or equal to the significance level, a.
Does the jury selection system appear to be fair?
A. There is not sufficient evidence to support the claim that the selection process is biased against allowing this ethnicity to sit on the
grand jury. The jury selection process appears to be unfair.
B. There is not sufficient evidence to warrant rejection of the claim that the selection process is biased against allowing this ethnicity to sit
on the grand jury. The jury selection process appears to be fair.
O C. There is sufficient evidence to warrant rejection of the claim that the selection process is biased against allowing this ethnicity to sit on O D. There is sufficient evidence to support the claim that the selection process is biased against allowing this ethnicity to sit on the grand
the grand jury. The jury selection process appears to be fair.
jury. The jury selection process appears to be unfair.
Click to select your answer(s).
?
Transcribed Image Text:In a recent court case it was found that during a period of 11 years 886 people were selected for grand jury duty and 39% of them were from the same ethnicity. Among the people eligible for grand jury duty, 79.1% were of this ethnicity. Use a 0.01 significance level to test the claim that the selection process is biased against allowing this ethnicity to sit on the grand jury. Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses the original claim. Use the P-value method and the normal distribution as an approximation to the binomial distribution. Which of the following is the hypothesis test to be conducted? В. Но: р3D0.791 H1: p>0.791 А. Но: р<0.791 H1: p= 0.791 Ос. Но: р#0.791 H1: p= 0.791 D. Ho: p= 0.791 H1:p<0.791 Е. Но: р> 0.791 H1: p= 0.791 O F. Ho: p= 0.791 H1: p#0.791 What is the test statistic? (Round to two decimal places as needed.) What is the P-value? P-value = (Round to four decimal places as needed.) What is the conclusion on the null hypothesis? Reject the null hypothesis because the P-value is greater than the significance level, a. Fail to reject the null hypothesis because the P-value is less than or equal to the significance level, a. Fail to reject the null hypothesis because the P-value is greater than the significance level, a. Reject the null hypothesis because the P-value is less than or equal to the significance level, a. Does the jury selection system appear to be fair? A. There is not sufficient evidence to support the claim that the selection process is biased against allowing this ethnicity to sit on the grand jury. The jury selection process appears to be unfair. B. There is not sufficient evidence to warrant rejection of the claim that the selection process is biased against allowing this ethnicity to sit on the grand jury. The jury selection process appears to be fair. O C. There is sufficient evidence to warrant rejection of the claim that the selection process is biased against allowing this ethnicity to sit on O D. There is sufficient evidence to support the claim that the selection process is biased against allowing this ethnicity to sit on the grand the grand jury. The jury selection process appears to be fair. jury. The jury selection process appears to be unfair. Click to select your answer(s). ?
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