Scores 60 - 69 70 - 79 80 - 89 90 - 99 100 - 109 110 - 119 Frequency 16 17 11 Scores less than 70 less than 80 less than 90 less than 100 less than 110 less than 120 14 50 e scores are also described in the cumulative table shown below. Frequency 16 33 44 56 70 n

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Q: Scores 2 4 6 8 10 12 Mean 7.2 What is A? Frequency 4 A-3 A 16 A A-7

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Q: 132,000 189,000 270,000 324,800 269,000 340,000 222,000 135,000 169,900 310,000 142,900 86,000…

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Q: You wish to test the following claim (H) at a significance level of a = 0.10. Ho: P₁ = P2 Ha: P1 P2…

A: given data sample 1 : n1 = 126+448 = 574x1  = 126sample 2 : n2  = 103+242 = 345x2 = 103α = 0.10claim…

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