Answer:
25%
Step-by-step explanation:
The increase is 4 games and 4x4=16. +4 would be adding 25 percent
Answer:
y ≥ 2
x ≥ -1
y ≤ -x+6
Step-by-step explanation:
The solid line means ≤ or ≥
The dashed line means < or >
y ≥ 2
x ≥ -1
y ≤ -x+6
You could substract or divide It to get the sum.
Answer:
832
Step-by-step explanation:
standard deviation =228 minute
error =13 minute given
confidence level =905% =0.90
α=1-0.90=0.1

we know that sample size should be greater than




n=832