Author Question: If x is normally distributed random variable with a mean of 8.20 and variance of 4.41, and that P(x ... (Read 88 times)

piesebel

  • Hero Member
  • *****
  • Posts: 565
If x is normally distributed random variable with a mean of 8.20 and variance of 4.41, and that P(x > b) = .08, then the value of b is:
 a. 11.161
  b. 3.409
  c. 3.448
  d. 3.452
  e. 8.418

Question 2

In a one-tail test for the population proportion, if the null hypothesis is not rejected when the alternative hypothesis is false, a Type II error is committed.
  Indicate whether the statement is true or false



todom5090

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

A

Answer to Question 2

F



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

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?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

For a complete list of videos, visit our video library