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Probability Worksheet-1

Probability Worksheet-1

 

  1. What is the mode for the following data set?

81, 70, 65, 90, 100, 42, 70

(a) 90                 (b) 70                 (c) 81                  (d) 100

 

  1. Numbers of cheese burgers sold in Franklin Middle School over a week were:

100, 80, 78, 48, 69 and 75  Find the mean.

(a) 70                  (b) 65                  (c) 75                  (d) 80

 

  1. Find the mean of the following set of data.

6.3, 9.4, 7.1, 4.9, 5.8?

(a) 6.7                 (b) 7.1                 (c) 5.8                 (d) 4.9

 

  1. The test scores of 10 students in math were:

17, 11, 6, 20, 9, 24, 18, 15, 23, 12. Find the mean.

(a) 15.5               (b) 12.5               (c) 14.5               (d) 10.5

 

  1. What is the mode in the following group of numbers?

6.3, 9.4, 5.8, 7.1, 4.9, 5.8

(a) 4.9                (b) 7.1                 (c) 5.8                 (d) 6.3

 

  1. What is the range of the following set of numbers?

121, 134, 167, 189, 159, 198, 168

(a) 100               (b)  77                 (c) 80                 (d) 95

 

  1. What is the median of the following group of numbers?

100, 80, 78, 48, 69

(a) 48                 (b) 78                 (c) 80                 (d) 69

 

  1. What is the mean average of the given numbers?

12, 25, 10, 18, 10

(a) 15                  (b) 10                  (c) 18                  (d) 12

 

  1. Find the range of the following set of integers?

–8, –5, –2, 0, 5, 8, 12

(a) 12                  (b) +16               (c) –20               (d) +20

 

  1. What is the median of the following set of integers?

–8, –5, –2, 0, 5, 8, 12.

(a)  0                   (b) –2                 (c)  5                   (d) –5

 

Answer Key:

  1. (b)
  2. (c)
  3. (a)
  4. (a)
  5. (c)
  6. (b)
  7. (b)
  8. (a)
  9. (d)
  10. (a)