Lowell was 15 when he went out on his first date. He and Kaytie walked to a movie theater together, sat and watched the film, and held hands the whole time. The date was the most exciting event of Lowell’s whole life. By age ________ , the majority of adolescents reported being in a romantic relationship within the last 18 months
a. 13
b. 14
c. 15
d. 16
Answer: d.16
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Which term is used to describe the death of a child within the first year of life?
A. stillbirth B. infant mortality C. compromised mortality D. sudden infant death syndrome
Dr. Johnson is trying to establish norms for his new test. He determined that 50% of the people in the standardization sample should be Hispanic, 20% Caucasian, 15% Asian, and 15% African American. He is creating (a) a. normalization group
b. representative sample. c. random sample. d. population statistics.
______ scales, where categories cannot even be ordered from highest to lowest, create another problem for central tendency calculations.
A. Nominal B. Interval C. Ratio D. Ordinal
When you want to analyze an experiment with only two conditions in which continuous data has been collected _______ is appropriate
a. A Chi-Square b. A t-test c. A reliability index d. An ANOVA