Question: Hypothesis Testing Testing the Population Mean Directions: Perform what is being asked. Write your answers on the spaces provided. (3 items it 5 points} 1.

Hypothesis Testing Testing the Population Mean Directions: Perform what is being
asked. Write your answers on the spaces provided. (3 items it 5

Hypothesis Testing Testing the Population Mean Directions: Perform what is being asked. Write your answers on the spaces provided. (3 items it 5 points} 1. One of the undersecretaries of the Department of Labor and Employment [DOLE] claims that the average salary of a civil engineer is Php 13,000.11 sample of 19 civil engineer's salary has a mean of Php 1?,350 and a standard deviation of Php 1,230. Is there enough evidence to reject the undersecretary's claim at a = 0.01? Solution: Step 1: Null and alternative hypothesis H0: H1: Step 2: Significance level a = Step 3: Test statistic: Step 4: Decision rule: step 5: Decision

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