problem. enfide che rable shows the number of smokers in a random sample of 500 adults aged 20-24 ad the number of smokers in a random sample of 450 adults aged 25-29. Assume that you plan to use a significance level of alpha 0.10 to test the claim that p1 p2. Find the critical value(s) for this hypothesis test. Do the data provide sufficient evidence that the proporti proportion of smokers in the 25-29 age group? of smokers in the 20-24 age group is different from the Age 20-24 Age 25-29 Number in sample 500 450 Number of smokers 110 63 z = 1.645: yes O z = 1.28: yes z = ± 1.96; no z = 1.28; no

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N 14
problem.
che
cable shows the number of smokers in a random sample of 500 adults aged 20-24
nd the number of smokers in a random sample of 450 adults aged 25-29. Assume
that you plan to use a significance level of alpha 0.10 to test the claim that pı p2-
Find the critical value(s) for this hypothesis test. Do the data provide sufficient
evidence that the proportion of smokers in the 20-24 age group is different from the
proportion of smokers in the 25-29 age group?
Age 20-24
500
Age 25-29
450
Number in sample
Number of smokers
110
63
z = 1.645: yes
z = + 1.28; yes
O z = + 1.96; no
z = 1.28; no
Transcribed Image Text:N 14 problem. che cable shows the number of smokers in a random sample of 500 adults aged 20-24 nd the number of smokers in a random sample of 450 adults aged 25-29. Assume that you plan to use a significance level of alpha 0.10 to test the claim that pı p2- Find the critical value(s) for this hypothesis test. Do the data provide sufficient evidence that the proportion of smokers in the 20-24 age group is different from the proportion of smokers in the 25-29 age group? Age 20-24 500 Age 25-29 450 Number in sample Number of smokers 110 63 z = 1.645: yes z = + 1.28; yes O z = + 1.96; no z = 1.28; no
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