The strength and direction of the relationship between two variables is expressed with a statistic called the
A) central tendency.
B) correlation coefficient.
C) standard deviation.
D) selection factor.
B
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Which person in middle adulthood would likely show the most decline in memory?
A. Karen, who has a limited amount of time to take a written history exam B. Bret, who is explaining how to operate a machine at work to a new hire C. Lisa, who has outlined a presentation speech on notecards D. Dustin, who is taking a self-paced course anatomy course online
Leonard is 66 years of age and still in the labor force. Based on what you know about "retirement shunners" what would you guess his occupation to be?
a. a police officer b. a fire fighter c. a college professor d. an insurance salesman
Sexual maturation occurs approximately four years earlier in boys than in girls
Indicate whether the statement is true or false
Reggie has been hanging out with the wrong crowd, missing class, being disrespectful to his parents, and showing up late to his part-time job. He realizes that his behavior needs to change. He avoids his old friends and works hard at being punctual and polite. He joins a local bocce ball team to make new friends. What is Reggie trying to change?
A. his situation B. his history C. his personality D. his career