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Mathematics, 24.04.2020 22:01 cheesepatrol4878

In the United States, 36 percent of the people have a blood type that is A positive. From a random sample of 150 people from Norway, 66 had a blood type that was A positive. Consider a hypothesis test to investigate whether the proportion of people in Norway with a blood type of A positive is different from that in the United States. Which of the following is the standard deviation used to calculate the test statistic for the one-sample z-test?
a. (0.24)(0.76) 150.
b. (0.44)(0.56) 150.
c. (0.36)(0.64) 150.
d. (0.44)(0.56) 150.
e. (0.36)(0.64) 150.

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