2. A population has member numbers 2, 4, 6, 8, 10, 12. Then 2 samples are taken at random and without replacement. If it is known that u = 7 Find: - Population variance (o²) - The mean standard deviation of the sample (ox?)

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A: Hey there! Thank you for posting the question. Since there are two questions posted, we will answer…

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Q: Calculate the variance for the following population of N=5 scores: 4,0,7,1,3.

A: 4 1 1 0 -3 9 7 4 16 1 -2 4 3 0 0

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Q: ={16 21 14} 1) Compute the sample standard deviation for X and round your answerto two decimal…

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Q: Need help on number 4 please.

A: Let's summarise the given data in the question as shown ;

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A: Given that, n1=8 n2=13 x1¯=​3.1125, x2¯=​3.4385, s1=​0.4357 s2=0.5485

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