Question

20
37
37. Calculate the mean temperature in a place where the distribution of daily temperature in
centigrade is given as follows:
Temperature (C) -40 to -30-30 to-20-20 to -10
-10 to 0 0 to 10 10 to 20 20 to 30
No. of days
10
28
30
65 180
10​

Answer 1

Answer:

-10??????????????????