Author Question: An education researcher randomly selects 38 schools from one school district and interviews all the ... (Read 137 times)

genevieve1028

  • Hero Member
  • *****
  • Posts: 601
An education researcher randomly selects 38 schools from one school district and interviews all the teachers at each of the 38 schools. Identify the type of sampling used in this example.
 
  A) Simple random sampling B) Systematic random sampling
  C) Stratified sampling D) Cluster sampling

Question 2

The peak shopping time at home improvement store is between 8:00am-11:00 am on Saturday mornings. Management at the home improvement store randomly selected 180 customers last Saturday morning and decided to observe their shopping habits.
 
  They recorded the number of items that each of the customers purchased as well as the total time the customers spent in the store. Identify the types of variables recorded by the home improvement store.
  A) number of items - continuous; total time - continuous
  B) number of items - continuous; total time - discrete
  C) number of items - discrete; total time - continuous
  D) number of items - discrete; total time - discrete



rosiehomeworddo

  • Sr. Member
  • ****
  • Posts: 306
Answer to Question 1

D

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

For a complete list of videos, visit our video library