Please solve this probability problem correctly. This is one problem with multiple parts answer each part completely and correctly please Suit Sales The number of suits sold per day at a retail store is shown in the table, with the corresponding probabilities.Number of suits sold X1819202122Probability P (X)0.20.20.30.20.1Send data to ExcelPart 1 of 4Find the mean. Round your answer to one decimal place as needed.Mean: u =Part 2 of 4Find the variance. Round your answer to one decimal place as needed.Variance: o =|Part: 2 / 4 Part 3 of 4Find the standard deviation. Round your answer to one decimal place as needed.Standard deviation: 0 =Part: 3 / 4Part 4 of 4If the manager of the retail store wants to be sure that he has enough suits for the next 5 days, how many should themanager purchase? Round up your answer to the next whole number as needed.The manager should purchasesuits for the next 5 days.

As per our guidelines we are suppose to answer only three subparts

Answered: Suit Sales The number of suits sold per…

Suit Sales The number of suits sold per day at a retail store is shown in the table, with the corresponding probabilities. Number of suits sold X 18 19 20 21 22 Probability P (X) 0.2 0.2 0.3 0.2 0.1

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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Please solve this probability problem correctly. This is one problem with multiple parts answer each part completely and correctly please

Suit Sales The number of suits sold per day at a retail store is shown in the table, with the corresponding probabilities.
Number of suits sold X
18
19
20
21
22
Probability P (X)
0.2
0.2
0.3
0.2
0.1
Send data to Excel
Part 1 of 4
Find the mean. Round your answer to one decimal place as needed.
Mean: u =
Part 2 of 4
Find the variance. Round your answer to one decimal place as needed.
Variance: o =|
Part: 2 / 4

Part 3 of 4
Find the standard deviation. Round your answer to one decimal place as needed.
Standard deviation: 0 =
Part: 3 / 4
Part 4 of 4
If the manager of the retail store wants to be sure that he has enough suits for the next 5 days, how many should the
manager purchase? Round up your answer to the next whole number as needed.
The manager should purchase
suits for the next 5 days.

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