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Question 2 of 3, Step 1 of 3 2/out of 9 Correct Tries remaining: 1 In...

Question 2 of 3, Step 1 of 3

2/out of 9

Correct

Tries remaining: 1

In preparation for upcoming wage negotiations with the union, the managers for the Bevel Hardware Company want to establish the time required to assemble a kitchen cabinet. A first line supervisor believes that the job should take 35

minutes on average to complete. A random sample of 140 cabinets has an average assembly time of 65 minutes with a standard deviation of 90 minutes. Is there overwhelming evidence to contradict the first line supervisor’s belief at a 0.05

significance level?

Step 1 of 3 :

Find the value of the test statistic. Round your answer to three decimal places, if necessary.

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