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Determine which of the following describes a probability distribution. A.) P(X)= x^2-9/25 , x=0,1,2,3 B.) P(X)= x/12 , x=1,2,3,4 C.) P(X)= x+2/14 , x=0,1,2,3

Determine which of the following describes a probability distribution. A.) P(X)= x^2-9/25 , x=0,1,2,3 B.) P(X)= x/12 , x=1,2,3,4 C.) P(X)= x+2/14 , x=0,1,2,3

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section: Chapter Questions
Problem 27T
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Determine which of the following describes a probability distribution. A.) P(X)= x^2-9/25 , x=0,1,2,3 B.) P(X)= x/12 , x=1,2,3,4 C.) P(X)= x+2/14,x=0,1,2,3 D.) P(X)= x^3/9 , x=-1,0,1,2 Sample size 9 whose data are given below is drawn from a population having a mean = 8. and standard deviation =5 11,5,7,11,10,13,13,11,9 What is the standard deviation of the sampling distribution. A.) 1.67 B.) 1.57 C.) 1.47 D.)1.37
Transcribed Image Text:Determine which of the following describes a probability distribution. A.) P(X)= x^2-9/25 , x=0,1,2,3 B.) P(X)= x/12 , x=1,2,3,4 C.) P(X)= x+2/14,x=0,1,2,3 D.) P(X)= x^3/9 , x=-1,0,1,2 Sample size 9 whose data are given below is drawn from a population having a mean = 8. and standard deviation =5 11,5,7,11,10,13,13,11,9 What is the standard deviation of the sampling distribution. A.) 1.67 B.) 1.57 C.) 1.47 D.)1.37
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