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

Author Question: A scatter diagram can show whether a pair of variables has a strong or weak relationship, and also ... (Read 196 times)

nenivikky

  • Hero Member
  • *****
  • Posts: 516
A scatter diagram can show whether a pair of variables has a strong or weak relationship, and also whether it is linear or curved.
 
  Indicate whether the statement is true or false

Question 2

A public policy research group is conducting a study of health care plans and would like to estimate the average dollars contributed annually to health savings accounts by participating employees.
 
  A pilot study conducted a few months earlier indicated that the standard deviation of annual contributions to such plans was 1,225. The research group wants the study's findings to be within 100 of the true mean with a confidence level of 90. What sample size is required?A) 407
  B) 361
  C) 512
  D) 546



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

rachel

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

TRUE

Answer to Question 2

A




nenivikky

  • Member
  • Posts: 516
Reply 2 on: Jun 24, 2018
:D TYSM


tuate

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

For a complete list of videos, visit our video library