Calculate the lower and upper limits of the 90% confidence interval for a sample of N = 29 with a mean = 137.98 and standard error of the mean = 4.98.

a. (129.51, 146.45)
b. (124.22, 151.74)
c. (131.30, 144.66)
d. (127.78, 148.18)


a. (129.51, 146.45)

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Indicate whether the statement is true or false.

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