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The IQ scores of 50 students are given below. 46 47 47 47 48 48 48 48 48 49 49 49 50 51 53 55

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The IQ scores of 50 students are given below. 46 47 47 47 48 48 48 48 48 49 49 49 50 51 53 55 56 57 57 58 59 60 60 60 61 62 63 63 64 64 64 65 65 66 67 67 67 67 68 68 68 68 68 72 73 74 75 76 78 79 (a) Construct a grouped frequency distribution for the data. Use 45-49 for the first class and use the same width for each subsequent class. Class Frequency 45 - 49 12 50 59 9 60 69 22 70 79 7 Enter an integer or decimal number [more..] this data

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