From the picture given: a) Determine the value of k, correcot to 4 decimal places b) Calculate the standard deviation of X, correct to 2 decimal places. Round off all intermediate calculations to 4 decimal places.

From the picture given: a) Determine the value of k, correcot to 4 decimal places b) Calculate the standard deviation of X, correct to 2 decimal places. Round off all intermediate calculations to 4 decimal places.

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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From the picture given:

a) Determine the value of k, correcot to 4 decimal places

b) Calculate the standard deviation of X, correct to 2 decimal places. Round off all intermediate calculations to 4 decimal places.

The random varlable X has probablity mass function given by:
A(x +2) x=- 2, -1,0,1,2
p(x).
otherwise

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