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

Author Question: The tendency for predictive validities to decrease when the study is repeated is the statistical ... (Read 99 times)

K@

  • Hero Member
  • *****
  • Posts: 608
on: Jul 31, 2018
The tendency for predictive validities to decrease when the study is repeated is the statistical concept of
 
  a) Regression
  b) Shrinkage
  c) Devaluing
  d) Collinearity

Question 2

The most commonly used correlation coefficient that is used when the data is quantitative and has a linear relationship is known as
 
  a) Pearson product moment correlation coefficient
  b) Spearman rho correlation coefficient
  c) Point biserial correlation coefficient
  d) Phi coefficient


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jonathanballen97

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jul 31, 2018
Answer to Question 1

b

Answer to Question 2

a


K@

  • Member
  • Posts: 608
Reply 2 on: Jul 31, 2018
Thanks for the timely response, appreciate it

laurnthompson

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Rhytidoplasty. This is a common form of plastic surgery in which the skin is pulled and sutured to d Rhytidoplasty. This is a common form of plastic surgery in which the skin is pulled and sutured to d
Biochem study guides Biochem study guides
Central Tendency in Skewed Distributions Central Tendency in Skewed Distributions
Cereal production in Africa may decrease by as much as 50% by 2080 in some areas Cereal production in Africa may decrease by as much as 50% by 2080 in some areas
The Prison Study The Prison Study
Barenboim's study show the change in children's descriptions of their peers Barenboim's study show the change in children's descriptions of their peers
Video: Forming urine ( influencing factors), Forming dilute urine & Forming concentrated urine

For a complete list of videos, visit our video library