point Four buses carrying 157 high school students arrive to Montreal. The buses carry, respectively, 33, 50, 25, and 49 students. One of the studetns is randomly selected. Let X denote the number of students that were on the bus carrying this randomly selected student. One of the 4 bus drivers is also randomly selected. Let Y denote the number of students on his bus. Compute the expectations and variances of X and Y:

Q: q2-- find the mean for the given data. x: 1,1,1,1,1,2,2,2,2,3,3,3,4,5,5,5,6,6,6,6,7,7,7,7,7

A: We know that  Mean  = sum of all observations/total number of observations

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Q: Q24. The median of the observations 5, 13, 8, 10, 15, 18, 17, 22 is (a) 17 (b) 15 (c) 13 (d) 14

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Q: None

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A: Given Information: Consider the given data: 2 4 5 10 12 27 37 41 45 47 47 53 54 56 58 59 62 64 67…

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A: Given: α=0.10

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A: The parallel boxplots below display the bag weights of two different brands, A and B, of granola.

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A: Step 1: Step 2: Step 3: Step 4:

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A:

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