Test standardization | Psychology homework help

This generally is a Masters paper, 

APA format, 

4 sources. 

QUESTION 1

Examine Standardization
View the rubric for this dialogue activity.
Dialogue instructions:
1. Describe the elemental traits of a standardized verify and norms.
2. A verify measuring elementary math experience in adults is usually distributed, with suggest = 20 and regular deviation = 7. 
Calculate the z score and T score for each of the subsequent verify scores:
o – X = 11
o – X = 18
o – X = 24
o – X = 32
three. What is the usefulness of transforming raw scores to z scores or T scores? What do these numbers inform us?
4. How would we go about determining percentile ranks for a score obtained on a standardized verify? What information would we’ve to know? What would the percentile rank inform us?
You will need to put information in your private phrases and cite accordingly. Reply to as a minimum two of your classmates’ postings by Day 7.

Basic Provide:
Aiken, L. R. & Groth-Marnat, G. (2006). Psychological testing and analysis,(12th ed.).Boston, MA: Allyn & Bacon. ISBN: 0205457428.

QUESTION 2
Reliability and Validity
View the rubric for this dialogue activity.
Dialogue instructions:
In your private phrases, describe the elemental concepts and forms of reliability and validity that apply to exams. Embrace explanations for why a verify may be extreme or low in each of these areas. How might a researcher making a verify enhance the reliability and validity of that verify? Current as a minimum three methods for rising reliability and three methods for rising validity. You will need to put information in your private phrases and cite accordingly. Reply to as a minimum two of your classmates’ postings by Day 7.

Basic Provide:
Aiken, L. R. & Groth-Marnat, G. (2006). Psychological testing and analysis,(12th ed.).Boston, MA: Allyn & Bacon. ISBN: 0205457428.