(a) Evaluate the standard deviation s for each set of data.
(b) Pool the data to obtain an absolute standard deviation
for the method.
The Wall Street Journal reported that the age at first startup for
a. Suppose a sample of 200 entrepreneurs will be taken to learn about the most important qualities of entrepreneurs. Show the sampling distribution of
b. Suppose a sample of 200 entrepreneurs will be taken to learn about the most important qualities of entrepreneurs. Show the sampling distribution of
c. Are the standard errors of the sampling distributions different in parts (a) and (b)?