Question

The mass, m grams, of each of 200 chocolates is noted and the
results are shown in the table.
Mass (m grams)
10 <m<2020 <m<2222 <m<24 24 <m < 30
35
115
26
Frequency
24
(i) Calculate an estimate of the mean mass of a chocolate.
(ii) On a histogram, the height of the column for the
20 <m <22 interval is 11.5 cm.
Calculate the heights of the other three columns.
Do not draw the histogram.
I need solution.Anybody can help me?​

Answer 1

Answer:

पाठ का नाम बताएं..........