res341r4statsmatche Celly wee 3

# res341r4statsmatche Celly wee 3 - _A c Generalization.4...

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RES 341 Research and Evaluation I University of Phoenix Material Celeste Bourne Week 3 Statistical Symbols and Definitions Matching Assignment Match the letter of the definition on the right to the appropriate symbol on the left. Symbols Definitions .1 Σ (Uppercase Sigma) __B__ a. Null hypothesis .2 μ (Mu) __H__ b. Summation .3 σ (Lowercase Sigma) __E __ c. Factorial .4 π (Pi) __I__ d. Nonparametric hypothesis test .5 ε (Epsilon) __G__ e. Population standard deviation .6 χ 2 (Chi Square) __D __ f. Alternate hypothesis .7 ! _ C___ g. Maximum allowable error .8 H 0 _ A___ h. Population mean .9 H 1 __F __ i. Probability of success in a binomial trial Match the letter of the term on the right to the definition of that term on the left. Definitions Terms .1 The average of the squared deviation scores from a distribution mean. __J__ a. Reliability .2 Midpoint in the distribution of numbers. __E__ b. Mode .3 It has to do with the accuracy and precision of a measurement procedure.
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Unformatted text preview: __A__ c. Generalization .4 Examines if an observed causal relationship generalizes across persons, settings, and times. __F__ d. Variance .5 The difference between the largest and smallest score in a distribution. __D__ e. Median .6 The arithmetic average. __G__ f. External validity .7 Refers to the extent to which a test measures what we actually wish to measure. __I__ g. Mean .8 The most frequently occurring value in a set of numbers. __B__ h. Internal validity .9 The conclusion from research conducted on a sample population to the population as a whole. __C__ .10 Examines whether the conclusion that we draw about a demonstrated experimental relationship truly implies cause. __K__ .11 Determines how far away the data values are from the average. ____ i. Range j. Standard deviation k. Validity Page 1 res341r4...
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## This note was uploaded on 01/27/2009 for the course RES RES341 taught by Professor Notsure during the Spring '07 term at University of Phoenix.

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