Question

Partial results of a survey about students who wear glasses are shown in the two-way table.

Which of the following statements are true? Check all that apply.
225 students were surveyed.
25 girls always wear glasses.
15 girls sometimes wear glasses.
52 boys never wear glasses.
75 boys were surveyed.
65 students sometimes wear glasses.

Answer 1

225 students were surveyed. true
25 girls always wear glasses. false 35
15 girls sometimes wear glasses. true
52 boys never wear glasses. true
75 boys were surveyed. false 127
65 students sometimes wear glasses. true

Answer 2

a. True, b. False, c. True, d. True, e. False, f. True

Explanation:

Partial results of a survey about students who wear glasses are shown in the two-way table.

First we complete the table to understand options easily

Always Sometimes Never Total

Boys 25 50 52 127

Girls 35 15 48 98

Total 60 65 100 225

Now we can solve all the options easily.

a. 225 students were surveyed - True

b. 25 girls always wear glasses - False (35)

c. 15 girls sometimes wear glasses - True

d. 52 boys never wear glasses - True

e. 75 boys were surveyed - False (127)

f. 65 students sometimes wear glasses -True