Author Question: A researcher is interested in comparing the resting pulse rate of women who exercise regularly and ... (Read 121 times)

yoooooman

  • Hero Member
  • *****
  • Posts: 557
A researcher is interested in comparing the resting pulse rate of women who exercise regularly and women who do not exercise regularly.
 
  She wants to perform a hypothesis test to determine whether the mean resting pulse rate of women who exercise at least 6 hours per week is less than the mean resting pulse rate of women who exercise less than 6 hours per week. Identify the variable for the proposed hypothesis test.
  A) Resting pulse rate
  B) Difference between mean resting pulse rate of women who exercise regularly and mean resting pulse rate of women who do not exercise regularly
  C) Mean resting pulse rate
  D) Hours of exercise per week

Question 2

Three board members for a nonprofit organization will be selected from a group of five people. The board members will be selected by drawing names from a hat. The names of the five possible board members are Allison, Bob, Charlie, Dave, and Emily.
 
  The possible outcomes can be represented as follows.
 
  ABC ABD ABE ACD ACE
  ADE BCD BCE BDE CDE
 
  Here, for example, ABC represents the outcome that Allison, Bob, and Charlie are selected to be on the board. The event A is defined as follows.
 
  A = event that Bob and Dave are both selected
 
  List the outcomes that comprise the event (not A).
  A) ABD, BCD, BDE B) ABC, ABE, ACE, ADE, BCE, CDE
  C) ABC, ABE, ACD, ACE, ADE, BCE, CDE D) ACE



joewallace

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

A

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

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?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

For a complete list of videos, visit our video library