Which type of descriptive statistic always involves at least two variables?
A) Measures of variability
B) Central tendency measures
C) Correlation coefficients
D) Both A and C
Answer: C
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Which fund receives money from oil and natural gas collections and is used only during economic emergencies?
a. Rainy Day Fund b. Permanent School Fund c. Texas Mobility Fund d. State Highway Fund
If an experiment had four conditions (A, B, C, and D) and each participant is to be measured under each condition, intragroup incomplete counterbalancing might be the best method to use. Which of the following describes this method?
* a. Group I: ABDC; Group II: BCAD; Group III: CDBA; Group IV: DACB b. Group I: ABCD; Group II: BCDA ;Group III: CDAB; Group IV: DABC c. ABCDDCBA d. ABCD 37.____________ occur when a treatment condition may affect participants' performance in a later condition in one way and in a different way when followed by a different condition. a. Differential carryover effects b. Unique sequencing effects c. Incomplete carryover d. Additive effects