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
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)
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started
Stats Data And Models
Authors: Richard D. De Veaux, Paul D. Velleman, David E. Bock
4th Edition
321986490, 978-0321989970, 032198997X, 978-0321986498
