Question: I'm not sure if my mid interval values are correct Table showing the amount of money students spend in the cafeteria weekly Amount of Money

I'm not sure if my mid interval values are correct

Table showing the amount of money students spend in the cafeteria weekly Amount of Money ($) Frequency Mid Interval Value Mid Interval Value x Frequency 0-50 5 (0.5+50.5)/2 = 25.5 25.5x5 = 127.5 51-100 21 (50.5+100.5)/2 =100.75 100.75x21=2115.75 101-150 28 (100.5+150.5)/2=175.75 175.75x28 = 4921 151-200 4 (150.5+200.5)/2=250.75 250.75x4 = 1003 201-250 2 (200.5+250.5)/2=325.75 325.75x2 = 651.5 Table showing the amount of money students save weekly Amount of Money ($) Frequency Mid Interval Value Mid Interval Value x Frequency 0-50 39 (0.5+50.5)/2 = 25.5 25.5x39 = 994.5 51-100 12 (50.5+100.5)/2 =100.75 100.75x12 = 1209 101-150 7 (100.5+150.5)/2=175.75 175.75x7 = 1230.25 151-200 N (150.5+200.5)/2=250.75 250.75x2 = 501.5 201-250 O (200.5+250.5)/2=325.75 325.75x0 = 0

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