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Find the mean of the data summarized in the given frequency distribution. 6) The test scores of 40 students are summarized in the frequency distribution

Find the mean of the data summarized in the given frequency distribution. 6) The test scores of 40 students are summarized in the frequency distribution below. Find the mean score. Score Students 50-59 5 60-69 15 70-79 6 80-89 5 90-99 9

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