Author Question: A middle school was interested in surveying their students to find out opinions about the schools ... (Read 89 times)

james0929

  • Hero Member
  • *****
  • Posts: 586
A middle school was interested in surveying their students to find out opinions about the schools media center. To facilitate data collection, the homeroom period was extended 30 minutes to allow everyone in the school ample time to respond to a short questionnaire. Unfortunately, it was learned after the surveys had been completed that all honors students in the middle school were on an all-day field trip and away from school for the entire day. The exclusion of their input into the survey would be considered which type of sampling problem?
 
  A) nonresponse bias B) measurement error C) selection bias

Question 2

Which number could be the probability of an event that occurs about as often as it does not occur?
 
  A) .51 B) 1 C) -.51 D) 0



ebenov

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

C

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

For a complete list of videos, visit our video library