In order to improve the production time, the supervisor of assembly lines in a manufacturing setting of cellular phones has studied the time that it takes to assemble certain parts of a phone at various stations. She measures the time that it takes to assemble a specific part by 165 people at different shifts and on different days. The record of her study is organized and shown in the accompanying table. Time That it Takes a Person to Assemble Frequency the Part (minutes) 4 15 20 28 7 34 8 28 9. 24 10 16 Plot the data and calculate the mean and standard deviation. LO
In order to improve the production time, the supervisor of assembly lines in a manufacturing setting of cellular phones has studied the time that it takes to assemble certain parts of a phone at various stations. She measures the time that it takes to assemble a specific part by 165 people at different shifts and on different days. The record of her study is organized and shown in the accompanying table. Time That it Takes a Person to Assemble Frequency the Part (minutes) 4 15 20 28 7 34 8 28 9. 24 10 16 Plot the data and calculate the mean and standard deviation. LO
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question
For Problem 19.6 (assuming normal distribution), determine the probability that it will take a person between 5 to 8 minutes to assemble the phone.

Transcribed Image Text:In order to improve the production time,
the supervisor of assembly lines in a
manufacturing setting of cellular phones has
studied the time that it takes to assemble
certain parts of a phone at various stations.
She measures the time that it takes to
assemble a specific part by 165 people at
different shifts and on different days. The
record of her study is organized and shown
in the accompanying table.
Time That it Takes a
Person to Assemble
Frequency
the Part (minutes)
4
15
20
28
7
34
8
28
9.
24
10
16
Plot the data and calculate the mean and
standard deviation.
LO
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