This topic contains a solution. Click here to go to the answer

Author Question: In developing a confidence interval estimate for the population mean, the t-distribution is used to ... (Read 69 times)

daltonest1984

  • Hero Member
  • *****
  • Posts: 536
In developing a confidence interval estimate for the population mean, the t-distribution is used to obtain the critical value when:
 
  A) the sample contains some extreme values that skew the results.
  B) the population standard deviation is unknown.
  C) the sampling that is being used is not a statistical sample.
  D) the confidence level is low.

Question 2

A typical charity raffle involves selling one thousand 50 tickets to win a 30,000 grand prize. If the probability of winning is only 0.002, what is the expected payoff?
 
  A) (35.50 )
  B) 25.65
  C) (50.25 )
  D) 10.10


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jane

  • Sr. Member
  • ****
  • Posts: 309
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 56% of students answer this correctly




daltonest1984

  • Member
  • Posts: 536
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it


patma1981

  • Member
  • Posts: 292
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

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.

For a complete list of videos, visit our video library