Author Question: Assuming that the population mean is 47.2 and the population deviation is 6.4, what is the zobt ... (Read 112 times)

Mollykgkg

  • Hero Member
  • *****
  • Posts: 529
Assuming that the population mean is 47.2 and the population deviation is 6.4, what is the zobt value for a sample mean of 52.1 if N = 8?
 
  a. 1.96 c. 1.73
  b. 2.17 d. 0.77

Question 2

The critical value of the statistic _________.
 
  a. is independent of alpha
  b. is equal to alpha
  c. is always the same in the z distribution
  d. depends on alpha



cat123

  • Sr. Member
  • ****
  • Posts: 310
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

For a complete list of videos, visit our video library