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Flashcards in Standard Scores Deck (11)
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1

little z score

z=individual score - mean/standard deviation

2

standard score: the transformation of postion of __________ into equivalent __________ units from the mean score.

indivudal score; standard deviation

3

what are the 2 requirements for use of z scores?

1. an assumption of normal distributions
2. interval or ratio data

4

advantages of z scores?

a comparison of individuals performance across multiple measures

5

big Z score

10z+50

6

stanine

2z+5

7

what are the measures of central tendency?

mean, median, mode

8

measures of variability?

standard deviation, range and truncuated range

9

measures of association?

correlation of coefficients

10

what are the 2 ways individual scores can be reported?

percentiles & standard scores

11

forms of standard scores are?

z, Z & stanines