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

Author Question: Identify each of the following as a use of descriptive statistics or inferential statistics. a. ... (Read 142 times)

WWatsford

  • Hero Member
  • *****
  • Posts: 539
    • Biology Forums!
Identify each of the following as a use of descriptive statistics or inferential statistics.
 a. Finding the weights of a sample of 85 manufacturer parts.
  b. Calculating the average weight of 125 boxes shipped by FedEx.
  c. Estimating the percentage of the U.S. population that will vote for your favorite candidate in the next presidential election.
  d. Selecting a random sample of 190 babies born last year and using this information to estimate the birth weight of all babies born last year.
  e. Randomly selecting 225 cans of a brand of peas and using their average weight to decide whether the 15 oz. label on the cans is truthful or not.

Question 2

The numerical value of the coefficient of determination _____.
 a. is always larger than the coefficient of correlation
  b. is always smaller than the coefficient of correlation
  c. is negative if the coefficient of determination is negative
  d. can be larger or smaller than the coefficient of correlation



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

BUTTHOL369

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

a. Descriptive statistics
b. Descriptive statistics
c. Inferential statistics
d. Inferential statistics
e. Inferential statistics

Answer to Question 2

d




WWatsford

  • Member
  • Posts: 539
Reply 2 on: Jun 24, 2018
Wow, this really help


zacnyjessica

  • Member
  • Posts: 345
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

For a complete list of videos, visit our video library