21 Scores on the final in a statistics class are as follows. points eBook Hint Print...
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21 Scores on the final in a statistics class are as follows. points eBook Hint Print References 75 25 75 52 80 86 92 40 74 72 85 80 99 90 60 55 87 70 85 70 Click here for the Excel Data File a. Calculate the 25th, 50th, and 75th percentiles. (Use the methodology shown in Section 3.2 of the text to calculate the percentiles. Do not round intermediate calculations. Round your answers to 2 decimal places.) 25th percentile 50th percentile 75th percentile b-1. Calculate the interquartile range. (Round your intermediate calculations at least to 4 decimal places and final answers to 2 decimal places.) Interquartile Range eBook Hint b-2. Are there any outliers? Print References Yes No c. Is the distribution symmetric? No. The distribution seems negatively skewed. No. The distribution seems positively skewed. Yes. The distribution is symmetric. 21 Scores on the final in a statistics class are as follows. points eBook Hint Print References 75 25 75 52 80 86 92 40 74 72 85 80 99 90 60 55 87 70 85 70 Click here for the Excel Data File a. Calculate the 25th, 50th, and 75th percentiles. (Use the methodology shown in Section 3.2 of the text to calculate the percentiles. Do not round intermediate calculations. Round your answers to 2 decimal places.) 25th percentile 50th percentile 75th percentile b-1. Calculate the interquartile range. (Round your intermediate calculations at least to 4 decimal places and final answers to 2 decimal places.) Interquartile Range eBook Hint b-2. Are there any outliers? Print References Yes No c. Is the distribution symmetric? No. The distribution seems negatively skewed. No. The distribution seems positively skewed. Yes. The distribution is symmetric.
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