Question

In: Statistics and Probability

What is the average, or mean, for the following sets? Median? Mode? Answer Average 7.43 10.00...

  1. What is the average, or mean, for the following sets? Median? Mode?

Answer

Average

7.43

10.00

13.88

10.40

Median

6

10

14.5

10

Mode

5

12

19

7

  1. Calculate the standard deviation and variance for a, b, c and d. explain the meaning of your results.  
    1. {5,4,12,2,1,6,5,10,20,5,10,6,11,7}
    2. {19,11,13,5,12,1,4,6,18,10,12,9,3,7,20}
    3. {10,16,5,15,19,6,8,20,19,14,12,17,11,13,19,18}
    4. {19,6,9,17,7,10,11,15,2,14,16,7,12,3,8}
  2. Using the information from question 1 and 2 calculate the z-score for a, b, c and d. explain the meaning of your results.

Solutions

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