Practice For SAT Statistics Questions
Practice for SAt questions on Mean,Mode and Median
Questions and Answers
- 1.
What is the mode of the following numbers :(2x20) , (18 + 2) (30 x 4/3) , (2 x 2 x 10) , 30 , (47 + 9 - 16)
- A.
30
- B.
40
- C.
20
- D.
(18 + 2)
- E.
45
Correct Answer
B. 40Explanation
Mose is the most common there are three 40 answersRate this question:
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- 2.
What is the median of 24,28, 20 and 32
- A.
26
- B.
27
- C.
28
- D.
29
- E.
32
Correct Answer
A. 26Explanation
middle number when there are 2 add and divide by 2 eg (24+ 28)/2 = 26Rate this question:
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- 3.
What is the mean of 24,28, 20 and 32
- A.
28
- B.
30
- C.
24.5
- D.
26
- E.
28
Correct Answer
D. 26Explanation
Add and divide by 4 (there are 4 numbers)Rate this question:
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- 4.
The mean of 24,28, 20 and x is 26. What is the value of x ?
- A.
Cannot tell
- B.
24
- C.
28
- D.
30
- E.
32
Correct Answer
E. 32Explanation
total of the 4 numvbers is 4 x 26 = 104 , 24 +28 +20 = 72 so x = 104 - 72 =32Rate this question:
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- 5.
The median of 24,28, 20 and x is 26. What is the smallest possible value of x ?
- A.
20
- B.
26
- C.
28
- D.
30
- E.
32
Correct Answer
C. 28Explanation
The numbers in order are 20 , 24, 28 , x median of these is 26 - so smallest value of x is 28. If x was smaller then the median would not be 26Rate this question:
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Current Version
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Mar 20, 2022Quiz Edited by
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Oct 27, 2008Quiz Created by
Jeffann
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