Description
Here is a chance to refine what you have learned about Scaled Scores and Standard Scores. You have 90 minutes to write on all parts of both of these two topics:
First Topic: Defining Scaled Scores and Standard Scores
a) Define Scaled Scores and Standard Scores.
b) List one reason why a person might want to 'Scale' a set of scores. Then, list one reason why a person might want to 'Standardize' (convert to z-scores) a set of scores.
Second Topic: Standard Scores (z-scores) in your Own Life
a) Consider this example. Some politicians use a number of complex words in their speeches (e.g. egregious, ubiquitous, etc.), while other politicians use far simpler words (e.g. great, big, etc.). Using your knowledge of z-scores, answer this question:
Which politician is trying to present themselves as being more standard deviations above the mean when it comes to language ability?
b) Second Question: Which politician is probably going to reach a larger target audience? Why?
Explanation & Answer
Please view explanation and answer below.
First topic:
a). The term "Standard Score" (SS) refers to a score that has a mean of 100 and a standard
deviation of 15. A scaled score is characterized as having a mean of 10 and a standard deviation
of 3. 3) A Z score is described as having a zero mean ...
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