A recent study examined the effects of carbon monoxide exposure to a group of construction workers. The following table presents the number of workers who reported various symptoms, along with shift that they worked. Morning | Evening Night Influenza 16 13 18 Headache 24 33 6 Weakness 11 16 5 Shortness of 7 9. of breath Perform a hypothesis test to determine if the construction workers' symptoms and shift they worked are independent, using a = 0.05. Show the computed expected frequencies. Ho : На :

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A recent study examined the effects of carbon monoxide exposure to a group of construction workers.
The following table presents the number of workers who reported various symptoms, along with shift
that they worked.
Morning | Evening Night
Influenza
16
13
18
Headache
24
33
6
Weakness
11
16
5
Shortness of
7
9.
of breath
Perform a hypothesis test to determine if the construction workers' symptoms and shift they worked are
independent, using a = 0.05. Show the computed expected frequencies.
Ho :
На :
Transcribed Image Text:A recent study examined the effects of carbon monoxide exposure to a group of construction workers. The following table presents the number of workers who reported various symptoms, along with shift that they worked. Morning | Evening Night Influenza 16 13 18 Headache 24 33 6 Weakness 11 16 5 Shortness of 7 9. of breath Perform a hypothesis test to determine if the construction workers' symptoms and shift they worked are independent, using a = 0.05. Show the computed expected frequencies. Ho : На :
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