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What is the sample variance

Q- Two samples of sizes 8 and 10 are drawn from two normally distributed population having variance 20 and 36 respectively. Find
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2. asked by ashok yadav
3. 606 views
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. 1,858 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. 580 views
two sample of size 8 and 10 are drawn from two normally distributed populations having variances 20 and 36, respectively. find
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2. asked by rani singh
3. 523 views
Two samples of sizes 8 and 10 are drawn from two normally distributedpopulations having variances 21.8 and 36, respectively.
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2. asked by Anonymous
3. 731 views
25 observations are taken from a Normal distribution. The sample mean is 63. If we assume that variance is unknown and sample
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2. asked by euler
3. 398 views
Recovery times for patients on an exerciser for people with chronic lower back pain are normally distributed; a random sample of
1. 1 answer
2. 83 views
1.A sample of 25 bottles is taken from the production line at a local bottling plant. Assume that the fill amounts follow a
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2. asked by abidjan
3. 711 views
Recovery times for patients on an exerciser for people with chronic lower back pain are normally distributed; a random sample of
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2. 79 views
Suppose we take a random sample of size n from a normal population with variance, σ2 . It can be shown that (n−1)s2/σ2 has a
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2. asked by sandy
3. 965 views