Question

Using Short cut method, compute the mean height from the following frequency distribution:

Height (in cm) :- 58,60,62,65,66,68
Number of plants:- 15,14,20,18,8,5

plzz solve ​

Answer 1

Answer:

64.55

Explanation:

Assumed mean=62

fi= 80

di= {xi-a}= 4,2,0,-3,-4,-6

fidi=60,28,0,-54,-32,-30=204

=62+204/80

=62+2.55

=64.55

Answer 2

Answer:

this is above ur answer bro/sis