Prior to performing a correlation test, what procedure should be performed?
A. Inspect a scatterplot of the data.
B. Perform a regression analysis.
C. Analyse to data using an independent t-test.
D. Inspect a histogram of the data.
Answer: A
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In working with an English as a Second Language learner:
a. start quickly. b. focus on both languages. c. use long sentences. d. start slowly.
CDs and DVDs like those in the accompanying figure are two general categories of ____ discs
a. flash b. hard c. digital d. optical
4) Which problem represents the compare, difference unknown structure?
a. Maryann had 3 library books before she checked out 2 more. How many did she have all together? b. Maryann had 5 library books before she returned 2 of them. How many does she have now? c. Maryann had 4 nonfiction books and 2 fiction. How many books does she have? d. Maryann had 9 library books and Jim had 4. How many more did Maryann have than Jim?
Most teachers report that their teaching goal for science should primarily emphasize basic science concepts
Indicate whether the statement is true(A) or false(B).