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A research center claims that more than 32% of employees in a certain country have changed jobs in the past four years. In a random sample of 280 people from that country, 98 have changed jobs in the past four years. At a= 0.01, is there enough evidence to support the center's claim? Complete parts (a) through (e) below. ------ - --- -- -3------ --g--- Help ... Identify the critical value(s) for this test. Zo = 2.33 (Round to two decimal places as needed. Use a comma to separate answers as needed.) Identify the rejection region(s). Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to two decimal places as needed.) O A. The rejection region is くZく O B. The rejection region is z< <. O C. The rejection regions are z< and z> es D. The rejection region is z> 2.33. (c) Find the standardized test statistic z. (Round to two decimal places as needed.) Clear all Check answer Cot more help -

A research center claims that more than 32% of employees in a certain country have changed jobs in the past four years. In a random sample of 280 people from that country, 98 have changed jobs in the past four years. At a= 0.01, is there enough evidence to support the center's claim? Complete parts (a) through (e) below. ------ - --- -- -3------ --g--- Help ... Identify the critical value(s) for this test. Zo = 2.33 (Round to two decimal places as needed. Use a comma to separate answers as needed.) Identify the rejection region(s). Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to two decimal places as needed.) O A. The rejection region is くZく O B. The rejection region is z< <. O C. The rejection regions are z< and z> es D. The rejection region is z> 2.33. (c) Find the standardized test statistic z. (Round to two decimal places as needed.) Clear all Check answer Cot more help -

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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A research center claims that more than 32% of employees in a certain country have changed jobs in the past four years. In a random sample of 280 people from that country, 98 have changed jobs in the past four years. At α = 0.01, is there enough evidence to support the center's claim? Complete parts (a) through (e) below. --- **(a) Identify the critical value(s) for this test.** \(Z_0 = 2.33\) (Round to two decimal places as needed. Use a comma to separate answers as needed.) **(b) Identify the rejection region(s). Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to two decimal places as needed.)** - ○ A. The rejection region is \(z <\) - ○ B. The rejection region is \(z >\) - ○ C. The rejection regions are \(z <\) and \(z > \) - ● D. The rejection region is \(z > \) 2.33 **(c) Find the standardized test statistic z.** \(z =\) (Round to two decimal places as needed.) --- Options for assistance: - Help me solve this - View an example - Get more help There is also a button to "Check answer."
Transcribed Image Text:A research center claims that more than 32% of employees in a certain country have changed jobs in the past four years. In a random sample of 280 people from that country, 98 have changed jobs in the past four years. At α = 0.01, is there enough evidence to support the center's claim? Complete parts (a) through (e) below. --- **(a) Identify the critical value(s) for this test.** \(Z_0 = 2.33\) (Round to two decimal places as needed. Use a comma to separate answers as needed.) **(b) Identify the rejection region(s). Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to two decimal places as needed.)** - ○ A. The rejection region is \(z <\) - ○ B. The rejection region is \(z >\) - ○ C. The rejection regions are \(z <\) and \(z > \) - ● D. The rejection region is \(z > \) 2.33 **(c) Find the standardized test statistic z.** \(z =\) (Round to two decimal places as needed.) --- Options for assistance: - Help me solve this - View an example - Get more help There is also a button to "Check answer."
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