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: a. (20C2)(0.55)²(0.45)18 O b. (20C2)(45)²(55)18 (20C2)(0.55)?(45)18 d. (20C2)(0.45)²(0.55)18

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: a. (20C2)(0.55)²(0.45)18 O b. (20C2)(45)²(55)18 (20C2)(0.55)?(45)18 d. (20C2)(0.45)²(0.55)18

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.8: Probabilities Of Disjoint And Overlapping Events

Problem 2C

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