You really struggle remembering to bring your lunch to work. Each day seems to be independent as to whether you remember to bring your lunch or not. The chance that you forget your lunch each day is 30.8%. Consider the next 46 days. Let XX be the number of days that you forget your lunch out of the 46 days. Calculate the following: μX:  σX: P(X=14):  P(X<17): P(X>10): P(13≤X≤16):

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section: Chapter Questions
Problem 5T
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You really struggle remembering to bring your lunch to work. Each day seems to be independent as to whether you remember to bring your lunch or not. The chance that you forget your lunch each day is 30.8%.

Consider the next 46 days. Let XX be the number of days that you forget your lunch out of the 46 days. Calculate the following:
μX: 
σX:
P(X=14): 
P(X<17):
P(X>10):
P(13≤X≤16):

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