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

Author Question: An analyst has a set of normally distributed internally scaled data resulting from two observations ... (Read 102 times)

bobbysung

  • Hero Member
  • *****
  • Posts: 519
An analyst has a set of normally distributed internally scaled data resulting from two observations on the same sample of subjects, and he wishes to investigate if there is any difference in these two means. The appropriate statistical procedure is
 a. a z-test for difference in two means.
  b. analysis of variance (ANOVA).
  c. a paired samples t-test.
  d. a chi-square goodness-of-fit test.
  e. regression analysis.

Question 2

Increasing customer retention is important in increasing enterprise profitability.
 a. True
  b. False
 Indicate whether the statement is true or false



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Liddy

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

c

Answer to Question 2

True





 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

For a complete list of videos, visit our video library