Answer:
The answer is 4m
Step-by-step explanation:
Answer:
12
Step-by-step explanation:
we use Pythagoras law
√13^2-5^2
Answer:
10000000000000000000000
Step-by-step explanation:
Given:
mean = 64
standard deviation = 6
sample size = 50
Standard error of the sample mean = standard deviation / √sample size
Standard error = 6 / √50 = 6/7.07 = 0.85