This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A market researcher randomly selects 400 homeowners under 35 years of age and 100 homeowners over 35 ... (Read 104 times)

fasfsadfdsfa

  • Hero Member
  • *****
  • Posts: 554
on: Jul 25, 2018
A market researcher randomly selects 400 homeowners under 35 years of age and 100 homeowners over 35 years of age. What sampling technique was used?
 
  A) simple random
  B) convenience
  C) systematic
  D) cluster
  E) stratified

Question 2

The amount of Jen's monthly phone bill is normally distributed with a mean of 75 and a standard deviation of . What percentage of her phone bills are between 42 and 108?
 
  A) 99.74 B) 68.26 C) 95.44 D) 99.99


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sierramartinez

  • Sr. Member
  • ****
  • Posts: 313
Reply #1 on: Jul 25, 2018
Answer to Question 1

E

Answer to Question 2

A


fasfsadfdsfa

  • Hero Member
  • *****
  • Posts: 554
Reply #2 on: Jul 25, 2018
Thanks


sierramartinez

  • Sr. Member
  • ****
  • Posts: 313
Reply #3 on: Jul 25, 2018
Welcome :)


« previous next »
 

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

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?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

The skullcap from Trinil, Java is the type specimen for H. erectus and is about 900,000 years old. The skullcap from Trinil, Java is the type specimen for H. erectus and is about 900,000 years old.
Levallois points and flakes from Kapthurin, Kenya date to between 200,000 and 280,000 years ago. Levallois points and flakes from Kapthurin, Kenya date to between 200,000 and 280,000 years ago.
Model of a sequential study in which two cohorts were followed beginning at age 20. One cohort was f Model of a sequential study in which two cohorts were followed beginning at age 20. One cohort was f
In the Florida lottery, the numbers (between 1 and 49) are generated randomly with the ... In the Florida lottery, the numbers (between 1 and 49) are generated randomly with the ...
Markets and Institutions Market Story Problem Markets and Institutions Market Story Problem
Video: Deafness Culture

For a complete list of videos, visit our video library