The sum of the squared deviation scores is SS = 20 for a population of N = 5 scores. What is the variance for this population? а. 5 O b. 100 c. 4 O d. so O O

Q: 1.Find The standard deviation if the variances are: a.s? = 2.25 b.s? = 3.24 C.s? = 7.29 %3D S = S =…

A: Given  (a) S2=2.25  (b) S2=3.24  (C) S2=7.29

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A: Sample size n=700 Sample mean x¯=640 Population Standard deviation σ=300

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Q: 12. The sum of the squared deviation scores is SS = 20 for a sample of n = 5 scores. What is the…

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A: We know that, Variance=(standard deviation)2 Here standard deviations =4

Q: 5. If the variance equal 16, the standard deviation equal: OA. 4 OB. 10 O C. 5 OD. 3 O E.2 6. If the…

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Q: If a sample size is equal to the population variance, then the standard error is equal to  σM = 1.…

A: The sample size is equal to population variance.

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Q: If the variance of a binomial variate is 4, then the standard deviation of the variate is а. 2 O b.…

A: We know that, Standard deviation=√ Variance

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Q: The sum of the squared deviation scores is SS = 20 for a sample of n = 6 scores. What is the…

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Q: The scores on a driver's test are normally distributed with a mean of 100. Find the score that is 3…

A: From the provided information, Mean (µ) = 100 Standard deviation (σ) = 28 X~N (100, 28)

Q: For a given data set the Sum of Squares is 212.69 and the sample size (n) is 11. What is the…

A: Given that  Sum of squares (SS) = 212.69 Sample size (n) = 11   We know that  Variance (S2) = SSn-1…

Q: What is the formula for the variance? o S? =E (x - X)? / n o S? = E (X - x)? /n o S2 = E (x - X) / n…

A: Variance is one of the measures of dispersion.

Q: if standard deviation equal 4 so the variance equal 6. 16 8 10 O O O O O 00

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Q: Which of the following better approximates the variance of the sample means? a. 4 b. 2. VN-n Vn N-1

A: here given, σ = population standard deviation  N= population size  n= sample size

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