A partial relative frequency distribution is given.

a. What is the relative frequency of class D (to 2 decimals)?

Class	Relative Frequency
A
B
C
D

b. The total sample size is . What is the frequency of class D (to whole number)?

c. Show the frequency distribution (to whole number).

Class	Frequency
A
B
C
D
Total

d. Show the percent frequency distribution (to whole number).

Class	Percent Frequency
A
B
C
D
Total