J (2) 0, oth Find the mean and variance of X.

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Q: Them the value of var(X + 2Y) is equal to:

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Q: Find the 5 number summary for the data shown. 2 3 5 9 26 | 43 46 68 72 86 87 92 95 5 number summary:

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Q: 21.4 26.0 25.3 19.3 29.5 35.0 34.7 26.1 25.8 23.4 27.1 29.2 24.5 29.5 22.1 24.3 28.8 20.0 20.4 26.7…

A: Given Total number of value=48 Lowest value=18.9 Highest value=37.9 No of class =6

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A: Givenx=86n=219p^=xn=86219≅0.3927α=0.05

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