Answer:
Mean number of holidays taken =26.6
Step-by-step explanation:
To find the mean,
We use Σfx/Σf
Σfx =150+234+189+84+0+60
=717
Σf= 6+9+7+3+0+2
=27
Σfx/Σf= 717/27
26.6
Answer:
This is true because negative and positive is positive that why there is a addition sign in the middle and positive 40 becomes negative
Step-by-step explanation:
A) cubic feet, a pool is too big so measure it in cubic feet