1. What is the mean of the following numbers:
10, 39, 71, 39, 76, 38, 25?
A. 42 B. 39 C. 42.6 D. 35.5
2. What number would you divide by to calculate the mean of 3, 4, 5, and 6?
A. 6 B. 3 C. 5 D. 4
3. What measure of central tendency is calculated by adding all the values and
dividing the sum by the number of values?
A. Median B. Mean C. Mode D. Typical value
16
4. The mean of four numbers is 71.5. If three of the numbers are 58, 76, and 88,
what is the value of the fourth number?
A. 64 B. 60 C. 76 D. 82
5. Determine the mean of the following set of numbers:
40, 61, 95, 79, 9, 50, 80, 63, 109, 42
A. 54 B. 62.8 C.76 D.46.7