Question

probability and relative frequency: foundations
google classroom microsoft teams
wears contact lenses does not wear contact lenses
wears glasses 9 63
does not wear glasses 2 26
the table shows the number of people who wear glasses, contact lenses, both, or neither, in a random sample of 100 american adults. according to the table, how many people in the random sample do not wear contact lenses?
choose 1 answer:
a 89
b 72
c 63
d 28

Explanation:

Step1: Identify non - contact - lens wearers

Add the number of people who do not wear contact lenses in the 'Wears glasses' and 'Does not wear glasses' rows.

Step2: Perform addition

$63 + 26=89$

Answer:

A. 89