Author Question: In a histogram a(n) ____________________ class is the one with the largest number of observations. ... (Read 92 times)

nramada · **on:** Jun 24, 2018

In a histogram a(n) ___________________ _ class is the one with the largest number of observations.
Fill in the blank(s) with correct word

Question 2

It is believed that the median yearly income in a suburb of Atlanta is 70,000 . A sample of 67 residents was taken. Thirty-eight had yearly incomes above 70,000, 26 had yearly incomes below 70,000, and 3 had yearly incomes equal to 70,000 . The null hypothesis to be tested is H0: Median = 70,000 . The mean and the standard deviation (respectively) for this test about the population median are _____.
a. 32 and 4
b. 32 and 16
c. 33.5 and 4
d. 33.5 and 16