Answer:
I think b
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Answer:
c and d
Step-by-step explanation:
they both have a percent increase >50
Answer:
W = -L + V
Step-by-step explanation:
V = L + W
~Subtract L to both sides
V - L = W
Best of Luck!
Look at the ss down below
Answer:
(22.12, 27.48)
Step-by-step explanation:
Given : Significance level : 
Sample size : n= 8 , which is a small sample (n<30), so we use t-test.
Critical values using t-distribution: 
Sample mean : 
Standard deviation : 
The confidence interval for population means is given by :-

i.e. 

Hence, the 95% confidence interval, assuming the times are normally distributed.= (22.12, 27.48)