Asked by Lea
What are the mean, variance, and standard deviation of these values? Round to the nearest 10th.
92, 97, 53, 90, 95, 98
92, 97, 53, 90, 95, 98
Answers
Answered by
PsyDAG
Find the mean first = sum of scores/number of scores
Subtract each of the scores from the mean and square each difference. Find the sum of these squares. Divide that by the number of scores to get variance.
Standard deviation = square root of variance
I'll let you do the calculations.
Subtract each of the scores from the mean and square each difference. Find the sum of these squares. Divide that by the number of scores to get variance.
Standard deviation = square root of variance
I'll let you do the calculations.
Answered by
GroveSt4Life
Here is your answers since PsyDAG had to be that "guy".
Lesson 6 Unit 6 Quick Check
1. B Mean = 87.5 Variance = 245.6...
2. A Mean = 47.6 Variance = 31...
3. D 2
Lesson 6 Unit 6 Quick Check
1. B Mean = 87.5 Variance = 245.6...
2. A Mean = 47.6 Variance = 31...
3. D 2
Answered by
Boo
1. B 87.5, 245.6, 15.7
2. A 47.6, 31, 5.6
3. D 2
4. B 2
2. A 47.6, 31, 5.6
3. D 2
4. B 2
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Izuku Midoriya
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QueenT
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Answered by
Yes
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Floof
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drarry
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Answered by
b
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Answered by
Kdough
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Answered by
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