Question

find the missing frequencies F1 and F2 in the table given below it is the beings that the mean of the given frequency distribution is 50
class 0-20,20-40,40-60,60-80,80-100
frequency 17,f1,32,f2,19​

Answer 1

Step-by-step explanation:

u should mention the total .if the toto is 120 then f1 and f2 are 28 &24 respectively ....hope it helps uuu..mark as branliest ..tq ...pls mark

Answer 2

Answer:

F1 =67 and f2=45

Step-by-step explanation:

• we should find the sigma Fi. so we will get one equation
• Find 'sigma Fixi from distribution table again we I'll get another equation
• finally we know the mean so substitute all values in Formula Mean(direct mean formula g