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 129 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
Great answer, keep it coming :)


billybob123

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

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?

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

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

For a complete list of videos, visit our video library