If a sample consists of 700 test scores, of them would be at or above the 32th percentile.

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A: Given μ=$73,000σ=$28,000Medain=$61,000 Find a,b and c parts

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Q: How many students play football?

A: here use given pie chart

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Q: Suppose that the average time spent per day with digital media several years ago was 3 hours and 27…

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Q: Let X1, ..., Xn be a random sample from N(μ, σ2), where σ2 is known. a) Show that Y = (X1 + X2)/2 is…

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Q: Compute the sample covariance x 33 31 32 28 33 26 34 32 28 27 y 6 4 4 1 3 3 4 2 3 2

A: Given that  Obs. XX YY X_i \cdot Y_iX​⋅Y​ 1 33 6 198 2 31 4 124 3 32 4 128 4 28 1 28 5…