8.8 squared + 9.5 squared = square root 12.94 rounded 12.1
To find the standard error, divide the standard deviation by the square root of the sample size
standard deviation = 7.5
sample size = 25......sqrt 25 = 5
standard error = 7.5 / 5 = 1.5 <==
Answer:
9.96 + 10.01p ≤ 50, so p ≤ 4
Step-by-step explanation:
Answer:
I think it can be 3 . Hope it help you
