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A movie theater conducted a survey of its customers. Twelve people were selected at random and asked how many times they had gone to a movie theater in the past month. The movie theater recorded the results.


1, 4, 2, 7, 3, 11, 3, 5, 1, 1, 1, 3


What was the estimated mean number of movies a customer has seen?

A1
B3
C3.5
D4.3

Verified Answer :

Photon

Here, you know that 12 people answered.

Therefore :

Take the "M" for meanĀ :

\(M= \frac{1+4+2+7+3+11+3+5+1+1+1+3}{12}\)
\(M= \frac{42}{12}\)
\(M = 3.5\)

In short, you answer would be C. 3.5.

Hope this helps !

Photon