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The Wall Street Journal reported that the age at first startup for 5 5 % of entrepreneurs was 2 9 years of age or less
The Wall Street Journal reported that the age at first startup for of entrepreneurs was years of age or less and the age at first startup for of entrepreneurs was years of age or more.
a Suppose a sample of entrepreneurs will be taken to learn about the most important qualities of entrepreneurs. Calculate the sampling distribution of p where p is the sample proportion of entrepreneurs whose first startup was at years of age or less. If required, round your answers to four decimal places.
np
np
Ep
b Suppose a sample of entrepreneurs will be taken to learn about the most important qualities of entrepreneurs. Calculate the sampling distribution of p where p is now the sample proportion of entrepreneurs whose first startup was at years of age or more. If required, round your answers to four decimal places.
np
np
Ep
c Are the standard errors of the sampling distributions different in parts a and b
Select your answer
Justify your answer.
The sample size and the product of p p are
Select your answer
in both calculations.
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