.49. In a series of 5 observations, the values of mean and variance are 4.4 and 8.24. If three observations are 1, 2 and 6, find the other two.
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A: Let x be the mean, y be the sixth score and 5 scores are one point above the mean is 5(x+1).
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A: If there is no correlation then the value of the correlation coefficient is 0.
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A: The mean is defined as the sum of observations divided by number of observations.
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A: σ2= ∑(xi-x¯)2n
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A: I solved exactly first question because of bartleby policy if you want more please upload…
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A: topic -variance of data mean=sum of elements in data/number of elememts
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A: Enter the data in excel as shown below:
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Q: (1) The mean and variance of y, are, respectively,
A: by bartleby policy i can give only one question at time. so ,sorry for 2nd question
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Q: Given the following data. Find the mean: 2,3, 7, 8, 5, 0,1, 6 اختر احدى الدجابات O 2 O 3 O 4 None
A: GIven data is2,3,7,8,5,0,1,6Let x denotes the given data setx={2,3,7,8,5,0,1,6}sample size(n)=8
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Q: Four of your classmates measured the diagonal length of the blackboard. Classmate A measured it as…
A:
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