Answer:
Its C boys
Step-by-step explanation:
I graphed all of them and compared
Answer:
h. 36
Step-by-step explanation:
For a 68.26% confidence, z = 1.0.
Standard deviation (s) = 30 minutes
The sample size needed to assure that the sample mean does not differ from the true mean by more than 5 minutes is given by:
The sample size needed is 36.
Answer:
3.14159 and so on
Step-by-step explanation:
Answer:
Rode most in May, 133.2 miles
Rode least in March, 16.65
133.2 - 16.65 = 116.55
8 x farther
Step-by-step explanation: