Below is a table showing the weights of packages arriving at a post office during a day. Weight (kg) frequency 5 130 15 200 25 250 35 200 45 150 55 120

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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Below is a table showing the weights of packages
arriving at a post office during a day.
Weight (kg) frequency
130
15
200
25
250
35
200
45
150
55
120
Find the sample variance.
a. 493.06
O b. 351.68
O c. 288.88
O d. 293.06
O e. 28.8
LO
LO
Transcribed Image Text:Below is a table showing the weights of packages arriving at a post office during a day. Weight (kg) frequency 130 15 200 25 250 35 200 45 150 55 120 Find the sample variance. a. 493.06 O b. 351.68 O c. 288.88 O d. 293.06 O e. 28.8 LO LO
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