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

Author Question: A mega-discount chain store just opened a new clothing store in town emphasizing mainly women's ... (Read 168 times)

imanialler

  • Hero Member
  • *****
  • Posts: 539
A mega-discount chain store just opened a new clothing store in town emphasizing mainly women's clothing. Before opening, management had to decide whether to only carry either men's, women's, boys', girls', or infants' clothing.
 
  After performing representative sampling of potential customers from each of these groups, it was decided to carry only women's clothing. Identify the type of sampling used in this example.
  A) Stratified sampling B) Multistage sampling
  C) Systematic sampling D) Cluster sampling

Question 2

A baseball player is asked to swing at pitches in sets of four. The player swings at 100 sets of 4 pitches. The probability distribution for making a particular number of hits is given below.
 
  Determine the mean for this discrete probability distribution.
 
  x 0 1 2 3 4
  P(x) 0.02 0.07 0.22 0.27 0.42
 
  A) 3.5 B) 3 C) 2 D) 4



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Kingjoffery

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

A

Answer to Question 2

B





 

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

For a complete list of videos, visit our video library