55 627
Assignments Done
97,5%
Successfully Done
In November 2017
Your physics homework can be a real challenge, and the due date can be really close — feel free to use our assistance and get the desired result.
Be sure that math assignments completed by our experts will be error-free and done according to your instructions specified in the submitted order form.
Our experts will gladly share their knowledge and help you with programming homework. Keep up with the world’s newest programming trends.

Answer on Statistics and Probability Question for christina garcia

Question #16025
Assuming the population variances are known, the population variance of the difference between two sample means is
A) the sum of the two means.
B) the sum of the variances for each population.
C) the sum of the standard deviations for each population.
D) the sum of the sample sizes for each population.
Expert's answer
Answer:
C) the sum of the standard deviations for each population
Because
standard deviation is numerical value of variances and this index reveal
differences between each sample.

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be first!

Leave a comment

Ask Your question