Forty-five percent (45%) of shoppers at Supermarket Xtra indicate t were dissatisfied with the customer service received at the superma Twenty (20) shoppers were randomly and independently sampled. V the probability that 2 randomly selected shoppers are dissatisfied w customer service. Select one: O a. (20C2)(45)²(55)18

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Forty-five percent (45%) of shoppers at Supermarket Xtra indicate that they
were dissatisfied with the customer service received at the supermarket.
Twenty (20) shoppers were randomly and independently sampled. What is
the probability that 2 randomly selected shoppers are dissatisfied with the
customer service.
Select one:
(2002)(45)²(55)18
Ob.
(20C2)(0.45)²(0.55)18
c.
(20C2)(0.55)²(45)18
d.
(20C2)(0.55)²(0.45)18
Transcribed Image Text:Forty-five percent (45%) of shoppers at Supermarket Xtra indicate that they were dissatisfied with the customer service received at the supermarket. Twenty (20) shoppers were randomly and independently sampled. What is the probability that 2 randomly selected shoppers are dissatisfied with the customer service. Select one: (2002)(45)²(55)18 Ob. (20C2)(0.45)²(0.55)18 c. (20C2)(0.55)²(45)18 d. (20C2)(0.55)²(0.45)18
Expert Solution
Step 1

Given data,Proportion of dissatisfied with customer service at super market is p=45%=0.45If 20 shoppers are randomly selectedn=20Let X be the event of dissatisfied with customer service at super marketP(X=2)=?

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