You are conducting a test of independence for the claim that there is an association between the row variable and the column variable. A 37 B 32 40 15 The expected observations for this table would be...? Round to two decimal places. X Y A B XYZ 33 12 3312 2 What is the chi-square test-statistic for this data? (Round to 2 decimal places.) X² N

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A: X Y X.Y X2 4 13.9 55.6 16 5 17.6 88 25 6 19.8 118.8 36 7 20.2 141.4 49 8 24.3 194.4…

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Q: 6. If X and Y are independent RVs with variances 8and 5.find the variance of 3X+4Y.

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