Question

Researchers once surveyed college students on their Face book use. The following two-way table displays data for the sample of students who responded to the survey.
How many students in the survey were in the age category of 18 to 22?
_____ students.

Answer 1

Answer:

82

Explanation:

78 respondents aged 18 to 22 use face book and 4 respondents aged 18 to 22 do not use face book. since there are no other options for the survey, the total number of students who were surveyed that are aged 18 to 22 would be 78 + 4 = 82.

i hope this helps! :D

Answer 2

The number of students in the age category of 18 to 22 is 82.

Using the two - way table Given ;

The Number of students in the age category of 18 to 22 include :

(Number of those who use fb + number of those who do not use Fb)

Number who uses Fb = 78

= 78Number who do not use Fb = 4

Hence, The Total number surveyed between age 18 to 22 = (78 + 4) = 82.

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