Answer:
4
Step-by-step explanation:
because The square root of 16 is 4, which is a rational number.
Answer:
6
Step-by-step explanation:
.....ur welcome.........
Answer:
48 because i720 divided into 15 groups calculate to 48
Answer:
He will be unable to tell whether a difference in exercise preference is related to a difference in age or to a difference in weight
Step-by-step explanation:
age could be a factor to exercise as well as weight so both affect the outcome so he has two samples