Question

Question 4 4. Find the median for the following data. 6, 7, 4, 5, 3, 7,...

Question 4

  1. 4. Find the median for the following data.

    6, 7, 4, 5, 3, 7, 4

    a.

    3
    b.

    4
    c.

    5
    d.

    7

Question 5

  1. 5. Thirty automobiles were tested for fuel efficiency in miles per gallon. The following frequency distribution was obtained. Calculate the mean.
    Class Boundaries Frequency
    7.5-12.5 6
    12.5-17.5 5
    17.5-22.5 2
    22.5-27.5 15
    27.5-32.5 2
    a.

    552
    b.

    20.33
    c.

    610
    d.

    25

  

Question 6

  1. 6. The grades for a trigonometry exam follow. Find the range.

    85, 76, 93, 82, 84, 90, 75

    a.

    76
    b.

    9
    c.

    11
    d.

    18
Math   Statistics-And-Probability   
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