Answer:
0.1042 meters per year
Step-by-step explanation:
Find the unit rate by dividing 0.25 by 2.4
0.25/2.4
= 0.1042
So, the unit rate is approximately 0.1042 meters per year
Answer:
True, True, True, False
Step-by-step explanation:
Answer:
(a) The sample variance is 16.51
(a) The sample standard deviation is 4.06
Step-by-step explanation:
Given

Solving (a); The sample variance.
First, calculate the class midpoints.
This is the mean of the intervals.
i.e.





So, the table becomes:

Next, calculate the mean




Next, the sample variance is:

So, we have:



The sample standard deviation is:



29% all you have to do is divide
32/112
Answer:
6
Step-by-step explanation: