Assessment Task: Measure of Variations 1. A group committed to quality television has been concerned about a new talk show.. For two weeks, they decide to count the number of words that must be "bleeped" as too obscene for television and the number of physical altercations. They hope that after recording this data that they will be able to argue that the show is inappropriate for television particularly during the day. The data for number of words censored is provided below. 342, 267, 321, 157, 33, 349, 254, 166, 132, 289

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Assessment Task: Measure of Variations
1. A group committed to quality television has been concerned about a new talk show. For two
weeks, they decide to count the number of words that must be "bleeped" as too obscene for
television and the number of physical altercations. They hope that after recording this data that
they will be able to argue that the show is inappropriate for television particularly during the day.
The data for number of words censored is provided below.
342, 267, 321, 157, 33, 349, 254, 166, 132, 289
Find the Range, Standard Deviation, and Variance for the above data.
2. The far contents of 8 brands of cigarettes selected at random from the latest list released by the
Federal Trade Commissions are as follows:
7.3, 8.6, 10.4, 16.1, 12.2, 15.1, 14.15 and 9.3 milligrams.
Calculate the decile deviation, quartile deviation and the variance.
3. The grade-point averages of 20 college seniors selected at random from a graduating class are
as follows:
3.2 1.9 2.7 2.4
2.8 2.9 3.8 3.0
2.5 3.3 1.8 2.5
3.7 2.8 2.0 3.2
2.3 2.1 2.5 1.9
Calculate the standard deviation, percentile deviation and the range.
4. Using below scores in a probability exam, calculate the Range, Standard Deviation and
Variance.
Scores
No. of Students
46-50
25
41-45
35
36-40
31-35
20
60
26-30
10
21-25
13
Transcribed Image Text:Assessment Task: Measure of Variations 1. A group committed to quality television has been concerned about a new talk show. For two weeks, they decide to count the number of words that must be "bleeped" as too obscene for television and the number of physical altercations. They hope that after recording this data that they will be able to argue that the show is inappropriate for television particularly during the day. The data for number of words censored is provided below. 342, 267, 321, 157, 33, 349, 254, 166, 132, 289 Find the Range, Standard Deviation, and Variance for the above data. 2. The far contents of 8 brands of cigarettes selected at random from the latest list released by the Federal Trade Commissions are as follows: 7.3, 8.6, 10.4, 16.1, 12.2, 15.1, 14.15 and 9.3 milligrams. Calculate the decile deviation, quartile deviation and the variance. 3. The grade-point averages of 20 college seniors selected at random from a graduating class are as follows: 3.2 1.9 2.7 2.4 2.8 2.9 3.8 3.0 2.5 3.3 1.8 2.5 3.7 2.8 2.0 3.2 2.3 2.1 2.5 1.9 Calculate the standard deviation, percentile deviation and the range. 4. Using below scores in a probability exam, calculate the Range, Standard Deviation and Variance. Scores No. of Students 46-50 25 41-45 35 36-40 31-35 20 60 26-30 10 21-25 13
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