Assume that adults were randomly selected for a poll. They were asked if they​ "favor or oppose using federal tax dollars to fund medical research using stem cells obtained from human​ embryos." Of those​ polled, 490 were in​ favor, 404 were​ opposed, and 125 were unsure. A politician claims that people​ don't really understand the stem cell issue and their responses to such questions are random responses equivalent to a coin toss. Exclude the 125 subjects who said that they were​ unsure, and use a 0.05 significance level to test the claim that the proportion of subjects who respond in favor is equal to 0.5. What does the result suggest about the​ politician's claim?       Identify the null and alternative hypotheses for this test. Choose the correct answer below.     A. H0​: p=0.5 H1​: p<0.5   B. H0​: p=0.5 H1​: p>0.5   C. H0​: p=0.5 H1​: p≠0.5   D. H0​: p≠0.5 H1​: p=

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Author:Amos Gilat
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Assume that adults were randomly selected for a poll. They were asked if they​ "favor or oppose using federal tax dollars to fund medical research using stem cells obtained from human​ embryos." Of those​ polled,
490
were in​ favor,
404
were​ opposed, and
125
were unsure. A politician claims that people​ don't really understand the stem cell issue and their responses to such questions are random responses equivalent to a coin toss. Exclude the
125
subjects who said that they were​ unsure, and use a
0.05
significance level to test the claim that the proportion of subjects who respond in favor is equal to
0.5.
What does the result suggest about the​ politician's claim?
 
 
 
Identify the null and alternative hypotheses for this test. Choose the correct answer below.
 
 
A.
H0​:
p=0.5
H1​:
p<0.5
 
B.
H0​:
p=0.5
H1​:
p>0.5
 
C.
H0​:
p=0.5
H1​:
p≠0.5
 
D.
H0​:
p≠0.5
H1​:
p=
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