# SAT Mathematics: Statistics

This is an MCQ-quiz for SAT Mathematics, which include questions on Statistics.

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A, B, C, D, and E are integers such that A < B < C < D < E. If B is the average of A and C, and D is the average of C and E, what is the average of B and D?

(A + E)/4 (A + 2C + E)/4 (A + 2C + E)/2 (A + E)/2 (2A + C + 2E)/2

The average (arithmetic mean) of m, n and p is 8. If m + n = 15 then p equals:

7.5 24 8 9 15

It takes Johnny 25 minutes to run a loop around the track. He runs a second loop and it takes him 30 minutes. If the track is 5.5 miles long, what is his average speed in miles per hour?

11 13 12 10

I recently joined a bowling team. Each night we play three games. During my first two games I scored a 112 and 134, what must I score on my next game to ensure my average for that night will be a 132?

140 175 132 150

For the fall semester, three quizzes were given, a mid-term exam, and a final exam.  To determine a final grade, the mid-term was worth three times as much as a quiz and the final was worth five times as much as a quiz.  If Jonuse scored 85, 72 and 81 on the quizzes, 79 on the mid-term and 92 on the final exam, what was his average for the course?

79 72 95 85 82

If the average of 5k and 3l is equal to 50% of 6l, what is the value of  k/l ?

3/5 5/3 9/5 5/9

The chart above lists the ages and heights of all the cousins in the Brenner family.  What is the average age of the female Brenner cousins?

16.2 16.4 18.7 17.1 19.3

Find the arithmetic mean of the data set: 13, 21, 25, 37, 51, 52, 58, 83

70 42.5 13 44 83

Ten students take an exam and score the following grades: 97 86 67 75 89 95 93 75 81 88   What is the mean score on the exam?

85 83.2 84.6 83.2 88

Find the mean in a given set of numbers: 1, 4, 8, 17, 8, 8, 15, 21, 32, 17

8 13.1 None of these 31 14.9
Quiz/Test Summary
Title: SAT Mathematics: Statistics
Questions: 10
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