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The following data represent the number of customers the Purple Mountain Restaurant served in a 30-day period. Construct a grouped frequency distribution using six classes.

68	32	28	28	32	53	29	28
59	23	32	33	20	59	29	37
31	58	18	32	48	47	28	19
45	25	31	60	31	43

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Reference No.:- M9163339

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