Question

According to Chebyshev's rule, how many observations should lie within one and a half standard deviations of the mean?

score 1.3k · Answer 1 · 2026-03-26 19:01:57

1.3k

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According to Chebyshev's rule, how many observations should lie within one and a half standard deviations of the mean?

Published on 26 Mar 2026 - 19:01

score 30 · Answer 2 · 2016-01-21 23:28:25

30

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SD probability problem involving chi-square distribution

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score 529 · Answer 3 · 2016-01-25 16:52:33

529

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Standard deviation and standard error

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score 102 · Answer 4 · 2026-03-27 00:58:42

102

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How do you calculate the correlation between the intercept's and beta's standard error in a univariate linear regression?

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score 6.7k · Answer 5 · 2026-03-26 19:05:04

6.7k

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Does a larger coefficient of variation mean larger variability?

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score 12.1k · Answer 6 · 2026-03-30 16:24:22

12.1k

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Mean and standard deviation after a coin is tossed

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score 560 · Answer 7 · 2016-02-02 06:44:34

560

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what is the unit of the following standardization formula?

Published on 02 Feb 2016 - 6:44

score 7.3k · Answer 8 · 2016-02-03 13:22:59

7.3k

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Root mean square distance explanation

Published on 03 Feb 2016 - 13:22

score 250 · Answer 9 · 2026-03-30 16:21:44

250

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Recalculate Standard Deviation

Published on 30 Mar 2026 - 16:21

score 59 · Answer 10 · 2016-02-15 16:06:26

59

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How to calculate sample variance?

Published on 15 Feb 2016 - 16:06

score 5k · Answer 11 · 2026-03-30 16:26:32

5k

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Find probability that a newborn weighs between $6$ and $8$ pounds; given mean and standard deviation but not given sample size

Published on 30 Mar 2026 - 16:26

score 298 · Answer 12 · 2016-02-20 00:00:59

298

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Given mean and standard deviation of the number of accidents in Town A, find mean and variance in Town B.

Published on 20 Feb 2016 - 0:00

score 1.1k · Answer 13 · 2026-03-30 17:53:58

1.1k

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Cables transmit data in packet of $12$ bits. Probability that a bit is corrupted $0.15$. Probability that packet has no more than $2$ corrupted bits?

Published on 30 Mar 2026 - 17:53

score 91 · Answer 14 · 2016-02-28 14:40:25

91

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Confirmation of the Variance and Standard Deviation result

Published on 28 Feb 2016 - 14:40

score 1k · Answer 15 · 2026-03-27 02:13:41

1k

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Published on 27 Mar 2026 - 2:13

List Question

According to Chebyshev's rule, how many observations should lie within one and a half standard deviations of the mean?

SD probability problem involving chi-square distribution

Standard deviation and standard error

How do you calculate the correlation between the intercept's and beta's standard error in a univariate linear regression?

Does a larger coefficient of variation mean larger variability?

Mean and standard deviation after a coin is tossed

what is the unit of the following standardization formula?

Root mean square distance explanation

Recalculate Standard Deviation

How to calculate sample variance?

Find probability that a newborn weighs between $6$ and $8$ pounds; given mean and standard deviation but not given sample size

Given mean and standard deviation of the number of accidents in Town A, find mean and variance in Town B.

Cables transmit data in packet of $12$ bits. Probability that a bit is corrupted $0.15$. Probability that packet has no more than $2$ corrupted bits?

Confirmation of the Variance and Standard Deviation result

Explaining the standard deviation formula

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