Determine whether a normal sampling distribution can be used for the following sample statistics. If it can be used, test the claim about the difference between two population proportions p₁ and p2 at the level of significance a. Assume that the samples are random and independent. Claim: P1 P2, a=0.01 Sample Statistics: x₁ =31, n₁ = 72, x2 = 29, n2 = 67 + Determine whether a normal sampling distribution can be used. The samples are random and independent. A normal sampling distribution (Round to two decimal places as needed.) State the null and alternative hypotheses, if applicable. OA. Ho: P1 P2 Ha P1 P2 OB. Ho: P₁ SP2 Ha P1 P2 OC. Ho: P₁ =P2 Ha P1 P2 ● D. The conditions to use a normal sampling distribution are not met. be used because n☐☐☐ Calculate the standardized test statistic for the difference p₁ - P2, if applicable. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. • A. z= -☐ (Round to two decimal places as needed.) OB. The conditions to use a normal sampling distribution are not met. Calculate the P-value, if applicable. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. P= (Round to three decimal places as needed.) OB. The conditions to use a normal sampling distribution are not met. State the conclusion of the hypothesis test, if applicable. Choose the correct answer below. OA. Since P
Determine whether a normal sampling distribution can be used for the following sample statistics. If it can be used, test the claim about the difference between two population proportions p₁ and p2 at the level of significance a. Assume that the samples are random and independent. Claim: P1 P2, a=0.01 Sample Statistics: x₁ =31, n₁ = 72, x2 = 29, n2 = 67 + Determine whether a normal sampling distribution can be used. The samples are random and independent. A normal sampling distribution (Round to two decimal places as needed.) State the null and alternative hypotheses, if applicable. OA. Ho: P1 P2 Ha P1 P2 OB. Ho: P₁ SP2 Ha P1 P2 OC. Ho: P₁ =P2 Ha P1 P2 ● D. The conditions to use a normal sampling distribution are not met. be used because n☐☐☐ Calculate the standardized test statistic for the difference p₁ - P2, if applicable. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. • A. z= -☐ (Round to two decimal places as needed.) OB. The conditions to use a normal sampling distribution are not met. Calculate the P-value, if applicable. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. P= (Round to three decimal places as needed.) OB. The conditions to use a normal sampling distribution are not met. State the conclusion of the hypothesis test, if applicable. Choose the correct answer below. OA. Since P
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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