Question

Calculate the mean for the following distribution ​

Answer 1

mean = £fixi/ £fi

= 281/ 40

= 7.025

Answer 2

Answer:

7.025

Step-by-step explanation:

SIGMA is the sum.

Mean formula is :-

- (sigma fx ) divide by (Sigma f)

Solution:-

- sigma fx = 281

- Sigma f = 40

- mean = 282 divide by 40