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assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes (based on data from an LG Smartphone sur
Question
assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes (based on data from an LG Smartphone survey). If 8 adult smartphone users are randomly selected, find the probability that exactly 6 of them use their smartphones in meetings or classes.
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Mathematics
3 years
2021-09-04T13:40:34+00:00
2021-09-04T13:40:34+00:00 1 Answers
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Step-by-step explanation:
Given:
p=54 %=0.54
n=8
DEFINITIONS
Definition binomial probability:
Complement rule:
P( not A) = 1- P(A)
Evaluate the definition of binomial probability at x=6