Which use of the combinations formula would determine the number of ways of selecting 7 individuals from a group of 9?
a) 9!/2!
b) 9!/7!
c) 9!/(2!7!)
d) (9!2!)/7!
e) 9! - 2!
C
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Write to the left of each heading in the blank the number of the level of the heading in appropriate APA style (6th ed.)
Level _____ Review of the Literature Level _____ Introduction Level _____ Indicators of kindness. This form of kindness … Fill in the blank(s) with correct word
Indicate whether the following hypotheses are necessarily ex post facto research or possible to perform with experimental research. Persons with seasonal affective disorder will attend fewer religious services than will persons without the disorder
a. necessarily ex post facto research b. possible to do with experimental research
In any small group activity, children will likely be at which phase in the cycle of learning?
a. Awareness b. Exploration c. Acquisition d. Practice e. In any group of children, you will likely find children in each of the phases.
The assumption that there is an equal variance or scatter of data points dispersed along the regression line is referred to as ______.
A. normality B. linearity C. homoscedasticity D. restriction of range