In making a frequency distribution you set the real limits, Ask an Expert

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In making a frequency distribution, you set the real limits for the lowest two intervals at 29.5-39.5 and 39.5-49.5. A friend objects, saying, "The intervals overlap, because both contain 39.5."

(a) Reply to your friend's objection.

(b) Give the apparent limits and the interval width for both intervals.

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