A Pearson’s correlation coefficient of –.5 would be represented by a scatterplot in which:
A. The regression line slopes upwards.
B. The data cloud looks like a circle and the regression line is flat.
C. There is a moderately good fit between the regression line and the individual data points on the scatterplot.
D. Half of the data points sit perfectly on the line.
Answer: C
You might also like to view...
The main difference between manipulation of an independent variable and observation of naturally occurring variations in an independent variable is that
a. naturally occurring variations provide more persuasive evidence of a causal relationship involving the independent variable. b. manipulation provides more persuasive evidence of a causal relationship involving the independent variable. c. manipulation is typically done in artificial laboratory settings, whereas observation of naturally occurring variations can be done in schools. d. manipulation requires the involvement of fewer research participants than observation of naturally occurring variations.
PIRATES is a
A. listening strategy. B. notetaking strategy. C. study strategy. D. test-taking strategy.
Careful planning is important but so is the __________________ ____________
Fill in the blank(s) with the appropriate word(s).
Splints and braces are used to position limbs and joints to prevent contractures
Indicate above statement is true or false?