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A survey of 1, 589 randomly selected adults showed that 570 of them have heard o

ID: 3239841 • Letter: A

Question

A survey of 1, 589 randomly selected adults showed that 570 of them have heard of a new electronic reader. The accompanying technology display results from a test of the claim that

32% of adults have heard of the new electronic reader. Use the normal distribution as an approximation to the binomial distribution, and assume a 0.01

Sample proportion: 0.358716
Test statistic, z: 3.3085

Critical z: plus or minus 2.5758

P-Value: 0.0009

Question: A: what is the test statistic z=....? B: What is the P value...?

Explanation / Answer

From the given output, the answers would be:

A) Test statistic

z = 3.3085

B) P value = 0.0009

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