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【简答题】
In a statistics class, 10 scores were randomly selected with the following results: 74, 73, 77, 77, 71, 68, 65, 77, 67, 66 What is the 90th percentile? ________ What is the third quartile? ________ What is the first quartile? ________ What is the 10th percentile? ________ What is the 65th percentile?________ What is the IQR? ________ What is the lower limits? ________ What is the upper limits? ________(1.5倍IQR计算的用于标记Outlier的上下限)
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47 . The new English dictionary I bought yesterday ________ me almost twenty yuan. A spent
B.
paid
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cost
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took
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