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Find the mean, variance, and

Q- Two samples of sizes 8 and 10 are drawn from two normally distributed population having variance 20 and 36 respectively. Find
1. 2 answers
2. asked by Vivaan
3. 1,824 views
Two simple of sizes 8&10 are drawn from two normally distributed population having variance 20 and 36 respectively. Find the
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2. asked by Jaya
3. 565 views
Q- Two samples of sizes 8 and 10 are drawn from two normally distributed population having variance 20 and 36 respectively. Find
1. 1 answer
2. asked by ashok yadav
3. 590 views
Answer all 3 questionsFind the mean, variance, and standard deviation for the following data set. Round to the nearest tenth.
1. 1 answer
2. 112 views
Dee's store monthly sales for April, May, June are three independent random variables with means and variances as follow:April:
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2. asked by Dee
3. 556 views
Dee's store monthly sales for April, May, June are three independent random variables with means and variances as follow:April:
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2. asked by Dee
3. 443 views
When actual cost is more than planned __________________. (Points : 1)A a favorable variance is produced B an unfavorable
1. 1 answer
2. asked by madam
3. 523 views
Can someone help me work this out.Find the a) mean, b)variance and c) standard deviation for the probability distribution below
1. 1 answer
2. asked by Debra
3. 632 views
would the variance of Z with respect to two independent variable, X and Y be subtracted to find the variance if Z = X-Y
1. 1 answer
2. 80 views
Let Y be a normal random variables, with mean 3 and variance 16.Let V = (4-Y)/3 Find the variance of V
1. 1 answer
2. asked by silly_muffin
3. 176 views