A convenience store owner believes that the median number of lottery tickets sold per day is 70. A random sample of 20 days yields the data below. Find the critical value to test the​ owner's claim. Use α=0.05.     53 69 80 85 52 76 91 48 54 59 68 75 75 65 65 70 70 80 75 59       A. 2   B. 5   C. 4   D. 3

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