Hi expert_vrinda,

I was wondering if you could help me in answering these questions?

1. Find the grade point average. Assume that the grade point values are 4.00 for an A, 3.00 for a B, and so on. (Round to 3 decimal places as needed.)

Grades # credit hours

B 3

B4

B4

C4

2. Find the mode(s) for the following group of data items.

6.7, 8.9, 10.1, 7.8, 9.3, 9.3, 8.3, 9.8, 8.7, 7.6, 7.6

3. Find the mode(s) for the data items in the given frequency distribution.

Score, x: 1, 2, 3, 4, 5, 6, 7, 8

Frequency, f: 1, 2, ,2, 1, 4, 5, 1, 7

4. Find the mode for the data items in the given frequency distribution.

Score, x: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10

Frequency, f: 2, 2, 2, 5, 9, 6, 7, 4, 6, 3

5. Find the mean, median, and mode for the following frequency distribution. Round the mean to two decimal places as needed.

x f

3 3

4 9

5 5

6 1

7 8

95

103

6. The number of miles per gallon (MPG) for 62 foreign cars is given in the following frequency table. Find the mean, median, and mode for these data. Round the mean to the nearest hundredth as needed.

MPG: 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30

Frequency: 3, 6, 4, 4, 5, 7, 8, 8, 3, 5, 7, 2