Question

(c) Find the missing information from the following
Particulars Group I Group II Group III Combined
Number
Standard Deviation
Mean
50
6
113
?
7
?
90
?
115
200
7.746
116
(d) Distinguish between „U‟ shaped and bell-shaped data with suitable illustrations.

Answer 1

u shaped were in a shoe of given up sahped

Answer 2

good but i solve tomorrow