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15 February, 20:12

The following is the frequency distribution for the speeds of a sample of automobiles traveling on an interstate highway.

Speed

Miles per Hour Frequency

50 - 54 2

55 - 59 4

60 - 64 5

65 - 69 10

70 - 74 9

75 - 79 5

Refer to Exhibit 3-4. The mean is

(A) 35

(B) 670

(C) 10

(D) 67

(E) None of the above answers is correct.

+2
Answers (2)
  1. 15 February, 20:15
    0
    I believe The answer is E
  2. 15 February, 20:39
    0
    I think B because that's what I think
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