Refer to the accompanying data set and use the 25 home voltage measurements to construct a frequencydistribution with five classes. Begin with a lower class limit of 127.5 volts, and use a class width of 0.2 volt.Does the result appear to have a normal distribution? Why or why not?Click the icon to view the data.Complete the frequency distribution below.Voltage (volts)Frequency127.5 -(Type integers or decimals rounded to the nearest tenth as needed.)Entor u More InfoHomeHomeHomeHome FullDay (volts) Day (volts) Day (volts) Day (volts) data127.88.127.815128.122127.9 set2128.1128.016127.923127.73127.910128.117127.524127.8128.211127.918127.725128.0128.112127.819128.0127.513128.020128.3128.014128.021128.1PrintDone

The data set of 25 measurement of voltage is given. To construct a five class frequency…

Refer to the accompanying data set and use the 25 home voltage measurements to construct a frequency distribution with five classes. Begin with a lower class limit of 127.5 volts, and use a class width of 0.2 volt. Does the result appear to have a normal distribution? Why or why not?

Refer to the accompanying data set and use the 25 home voltage measurements to construct a frequency distribution with five classes. Begin with a lower class limit of 127.5 volts, and use a class width of 0.2 volt. Does the result appear to have a normal distribution? Why or why not?

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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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

Refer to the accompanying data set and use the 25 home voltage measurements to construct a frequency
distribution with five classes. Begin with a lower class limit of 127.5 volts, and use a class width of 0.2 volt.
Does the result appear to have a normal distribution? Why or why not?
Click the icon to view the data.
Complete the frequency distribution below.
Voltage (volts)
Frequency
127.5 -
(Type integers or decimals rounded to the nearest tenth as needed.)
Entor u

More Info
Home
Home
Home
Home Full
Day (volts) Day (volts) Day (volts) Day (volts) data
127.8
8.
127.8
15
128.1
22
127.9 set
2
128.1
128.0
16
127.9
23
127.7
3
127.9
10
128.1
17
127.5
24
127.8
128.2
11
127.9
18
127.7
25
128.0
128.1
12
127.8
19
128.0
127.5
13
128.0
20
128.3
128.0
14
128.0
21
128.1
Print
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