Given the final raw score of 20 students in Math1100 as follows:  51 73.1 53.75 56 60.2 76.25 46 48 88 80 29.65 32.45 91.4 80.2 90.6 23.3 89.5 45.8 50.4 70.9 Prepare a Frequency Distribution Table with 5 classes then Answer the following questions NOTE: Include the highest value in the last class interval, thus the UL of the highest class interval should not be less than the highest value if in case it does, then the UL of the highest class interval should be the highest value.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 4BGP
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Given the final raw score of 20 students in Math1100 as follows: 
51
73.1
53.75
56
60.2
76.25
46
48
88
80
29.65
32.45
91.4
80.2
90.6
23.3
89.5
45.8
50.4
70.9

Prepare a Frequency Distribution Table with 5 classes then Answer the following questions
NOTE: Include the highest value in the last class interval, thus the UL of the highest class interval should not be less than the highest value if in case it does, then the UL of the highest class interval should be the highest value. 
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what is the mean and standard deviation of the grouped data?

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what is the mean and standard deviation of the raw data?

 

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