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Mathematics 21 Online
OpenStudy (readergirl12):

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? A. 1 B. 3 C. 3.5 D. 4.3

OpenStudy (anonymous):

To find the mean you add up all the numbers and divide by the number of numbers.

OpenStudy (anonymous):

So, what do you get when you add them together?

OpenStudy (readergirl12):

37

OpenStudy (anonymous):

No... try again.

OpenStudy (anonymous):

1 + 4 + 2 + 7 + 3 + 11 + 3 + 5 + 1 + 1 + 1 + 3 = ?

OpenStudy (anonymous):

It is 42, so now 42/12 , divide that to get ur answer

OpenStudy (readergirl12):

3.5 ? :o

OpenStudy (readergirl12):

Thank you sooo much.. <3

OpenStudy (anonymous):

did u get the right answer?

OpenStudy (anonymous):

it is 4. because rounded to the nearest

OpenStudy (readergirl12):

Yep. thanks.. *^-^*

OpenStudy (anonymous):

Np

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