Unformatted text preview: 29 σ 2 ; σ “s” or the estimated standard deviation for the population n-1 divide by 1. List and describe four characteristics shared by all normal distributions. Symmetrical (shape is identical above and below the mean), unimodal (only one mode, which is equal to the mean), asymptotic (possible values continue to infinity at each extreme/tail end), continuous (infinite possible values between scores) 2. What does a standard score represent? The number of standard deviation units that a score falls above or below the mean. 3. True/False: Turning a whole distribution of raw scores into standard scores will make the distribution normal, even if the raw scores are skewed. False...
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This note was uploaded on 10/26/2011 for the course SLL 330 taught by Professor Damare during the Spring '10 term at USC.
- Spring '10