1 :- Construct a frequency table for the following weight (in gm)of 35 mangoes using the equal class intervals, one of them is 40-45 (45 not included) ?
30, 40, 45, 32, 43, 50, 55, 62, 70, 70, 61, 62, 53, 52, 50, 42, 35, 37, 53, 55, 65, 70, 73, 74, 45, 46, 58, 59, 60, 62, 74. 34, 35, 70, 68 .
(1) What is the class mark of the class interval 40-45?
(a) 40.5 (b) 42.5 (c) 44.5 (d) 43.5
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44.5
^ggggggggggvgggggggggggg
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