Of 25 people invited to birthday party 5 prefer vanilla ice cream, 8 prefer chocolate and 4 prefer strawberry. The host survey 6 of these people at random to determine how many ice cream to buy. What is the expected number of people who do not have a preference for any of the three flavours? A. 4.08 В. 0.24 С. 1.92 D.18.75 E. none of these

Of 25 people invited to birthday party 5 prefer vanilla ice cream, 8 prefer chocolate and 4 prefer strawberry. The host survey 6 of these people at random to determine how many ice cream to buy. What is the expected number of people who do not have a preference for any of the three flavours? A. 4.08 В. 0.24 С. 1.92 D.18.75 E. none of these

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Description: Of 25 people invited to birthday party 5 prefer vanilla ice cream, 8 prefer chocolate and 4 preferstrawberry. The host survey 6 of these people at random to determine how many ice cream tobuy. What is the expected number of people who do not have a

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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