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what is the rejection region for . A random sample of 214 teenagers between the

ID: 3397302 • Letter: W

Question

what is the rejection region for

. A random sample of 214 teenagers between the ages of 15 and 19 were questioned regarding their use of alcohol and their family status. A summary of the responses is shown below.

None

Occasional

Frequent

Upper class

9

16

10

Upper middle class

15

40

24

Lower middle class

12

47

9

Lower class

8

17

7

Do the data provide sufficient evidence to indicate a relationship between family status and the use of alcohol in the population? Test using a=.05.

None

Occasional

Frequent

Upper class

9

16

10

Upper middle class

15

40

24

Lower middle class

12

47

9

Lower class

8

17

7

Explanation / Answer

for alpha = 0.05

and df = 214 - 12 - 1 = 201

critical value will be 124.342