Show Intro/Instructions Last year, 32.2 % of all employees at a large company en

Question

Show Intro/Instructions Last year, 32.2 % of all employees at a large company enrolled in at least one wellness class at the company's site. A survey is sent out to a sample employees at the start of the new fiscal year to see if a greater percentage is planning to take a wellness class this year. Survey responses are received from 288 employees and 114 indicate that they plan to enroll in a wellness class. Test the appropriate hypotheses using a significance level of 0.10. Ho: Hai Select-n answer B ? B Select an answer decision rule: reject Ho if probability ? (Note: round the z-score to two decimal places - carry at least four decimal places throughout all of your calculations) (Note: round the probability to four decimal places) Test Statistic: z- probability decision: Select an answer Conclusion: At the 0.10 level, there Select an answersignificant evidence to conclude the percentage of employees that plan to enroll in at least one wellness class in the upcoming year is select an answer than 32.2%. License Points possible: 9 This is attempt 1 of 3

Explanation / Answer

The statistical software output for this problem is:

One sample proportion summary hypothesis test:
p : Proportion of successes
H0 : p = 0.322
HA : p > 0.322

Hypothesis test results:

Hence,

Ho: p = 0.322 Ha: p > 0.322

0.10; <

z = 2.68

Probability = 0.0037

Reject Ho

is; Greater than

Proportion Count Total Sample Prop. Std. Err. Z-Stat P-value p 114 288 0.39583333 0.027532556 2.6816737 0.0037

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