For the grouped data in calculation of moments from mean, the formula to calculate this measure is Options: A . &nbsp2⁄n Σn(x+mean)r B . &nbsp2⁄n Σn(x+mean)x C . &nbsp1⁄n Σf(x-mean)r D . &nbsp2⁄n Σf(x-mean)r

For the grouped data in calculation of moments from mean, the formula to calcula

Question

For the grouped data in calculation of moments from mean, the formula to calculate this measure is

Options:

A . 2⁄n Σn(x+mean)r

B . 2⁄n Σn(x+mean)x

C . 1⁄n Σf(x-mean)r

D . 2⁄n Σf(x-mean)r

Answer: Option C
Answer: (c).1⁄n Σf(x-mean)r

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Question 1. If for a distribution the difference of first quartile and median is less than difference of median and third quartile t....median and third quartile then the distribution is classified as

Question 2. The unifying method to summarize the statistical measure of descriptive nature is called....

Question 3. In a symmetrical distribution, the third quartile and first quartile of data in distribution must....

Question 4. The three times of difference between mean and median is divided by standard deviation to calculate coefficient of skewn....standard deviation to calculate coefficient of skewness by method of

Question 5. According to beta, the platykurtic distribution is one in which the....

Question 6. Considering the mean, mode and skewness of data, the value of skewness will be positive if....

Question 7. The formula of calculating moment about means for the origin or zero is....

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Question 10. If the first quartile and third quartile are as 20 and 18 respectively with the median of 12 then distribution is skewed....with the median of 12 then distribution is skewed to

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