The mean of sample means is the same as the mean of the underlying distribution.
The standard deviation of sample means is the original distribution sample mean divided by the square root of the number of samples.
Mean of sample mean distribution: 64
SD of sample mean distribution: 4/√64 = 1/2
Answer:
1.44
Step-by-step explanation:
1.63-.19= 1.44
The answer is B. Use distance formula...
Answer:
-19
Step-by-step explanation:
- According to bedmas rules, we have to first solve the brackets.
-4(3)+(-7)
-12 + (-7)
-12 + (-7)
-12 - 7
= -19
