A coffee shops tracks sales and has observed the distribution in the following table. What is the standard deviation of sales? # of sales 130 135 140 145 150 Probability 0.15 0.21 0.39 0.18 0.07 The standard deviation of daily sales is _____ (Round to two decimal places as needed)

A coffee shops tracks sales and has observed the distribution in the following table. What is the standard deviation of sales? # of sales 130 135 140 145 150 Probability 0.15 0.21 0.39 0.18 0.07 The standard deviation of daily sales is _____ (Round to two decimal places as needed)

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

A coffee shops tracks sales and has observed the distribution in the following table. What is the standard deviation of sales?

# of sales 130 135 140 145 150

Probability 0.15 0.21 0.39 0.18 0.07

The standard deviation of daily sales is _____

(Round to two decimal places as needed)

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