Suppose that 11% of people are left handed.If 26 people are selected at random,what is the mean of the number of right-handers in the group?
A)13
B)1.60
C)2.55
D)23.14
E)2.86

Name: Suppose that 11% of people are left handed.If 26 people are selected at random,what is the mean of the number of right-handers in the group? A)13 B)1.60 C)2.55 D)23.14 E)2.86
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Question

Quizplus · Accepted Answer

The probability of being right-handed is 1 - 0.11 = 0.89. The mean number of right-handers in a group of 26 people is 26 * 0.89 = 23.14.

Suppose That 11% of People Are Left Handed