Author Question: The day of the month A) interval B) ratio C) ordinal D) nominal ... (Read 72 times)

ssal · **on:** Jul 25, 2018

the day of the month

A) interval B) ratio C) ordinal D) nominal

Question 2

A percentage distribution is given below for the size of families in one U.S. city.

Size Percentage
2 47.7
3 22.1
4 18.8
5 7.0
6 2.5
7+ 1.9

A family is selected at random. Find the probability that the size of the family is at most 3. Round approximations to three decimal places.
A) 0.302 B) 0.221 C) 0.477 D) 0.698