This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: One sample has a variance of s2 = 10 and a second sample has a variance of s2 = 6.If the two samples ... (Read 96 times)

wenmo

  • Hero Member
  • *****
  • Posts: 540
on: Jun 20, 2018
One sample has a variance of s2 = 10 and a second sample has a variance of s2 = 6.If the two samples have the same number of scores, what is the pooled variance for the two samples?
 
  A) 4
  B) 8
  C) 14
  D) 16

Question 2

There are situations for which it is either impossible to compute a mean or the mean does not provide a central, representative value.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

macagn

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

True


wenmo

  • Member
  • Posts: 540
Reply 2 on: Jun 20, 2018
Gracias!

cam1229

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

A sample prescription written by a physician. A sample prescription written by a physician.
Ethnic Differences in Financial Support for College Based on a sample of 304 emerging adults aged 2 Ethnic Differences in Financial Support for College Based on a sample of 304 emerging adults aged 2
Sample Checklist of Opening and Closing Duties Sample Checklist of Opening and Closing Duties
Sample tiered drug formulary for antibiotics. Sample tiered drug formulary for antibiotics.
Sample prescriptions of drugs for oral fungal infections. Sample prescriptions of drugs for oral fungal infections.
Samples of the DNA separated by gel electrophoresis Samples of the DNA separated by gel electrophoresis
Video: Osmosis - water transport

For a complete list of videos, visit our video library