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 29 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
Thanks for the timely response, appreciate it

pratush dev

  • Member
  • Posts: 321
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

A sample encounter form. A sample encounter form.
Sample root cause analysis: Duplicate dose of a narcotic analgesic. Sample root cause analysis: Duplicate dose of a narcotic analgesic.
Sample prescriptions of drugs for oral herpes infection. Sample prescriptions of drugs for oral herpes infection.
Sample prescriptions of drugs for oral fungal infections. Sample prescriptions of drugs for oral fungal infections.
Sample of a business card design. Sample of a business card design.
What is the estimated age of the archaeological sample What is the estimated age of the archaeological sample
Video: Epidural Hematoma

For a complete list of videos, visit our video library