A recent study examined the effects of carbon monoxide exposure on a group of co

Question

A recent study examined the effects of carbon monoxide exposure on a group of construction workers. The following table presents the numbers of workers who reported various symptoms, along with the shift (morning, evening, or night) that they Morning Shift Evening Shift Night Shift 12 Influenza Headache Weakness Shortness of Breath 20 15 17 18 38 20 14 to Exce Test the hypothesis of independence. Use the a -0.01 level of significance and the Pivalue method with the TI-84 Plus calculator. What do you conclude? Part: 0/4 Part 1 of 4 State the null and alternate hypotheses Ho: The shift and reported symptoms (Choose one) independent. H,: The shift and reported symptoms (Choose one) independent. This hypothesis test is a (Choose one) test.

Explanation / Answer

H0: The shift and reported symptoms are independent

H1: the shift and reported symptoms are not independent.

This is a two tailed chi square test of Independence.

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