A correlation of r = 0.60 exists between a set of X and Y scores. If a constant of 10 is added to each score of both distributions, the value of r will _______
a. remain the same
b. will increase
c. decrease
d. be less meaningful
e. will increase and be less meaningful
A
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Attention-deficit/hyperactivity disorder is characterized by a persistent pattern of difficulties that include __________.
A. negativistic, defiant, disobedient, and hostile behavior toward authority figures B. the violation of rules and a disregard for the rights of others C. excessive anxiety about separation from major attachment figures D. sustained attention and/or impulsiveness and excessive or exaggerated motor activity.
Leonardo da Vinci proposed that the best way to knowledge in confirming theories was ___________.
a. experimentation b. the use of mathematics c. replication or repetition d. all of the above
Exercise can promote sleep in all of the following situations EXCEPT when engaging in
a. strenuous exercise more than six hours before bedtime. b. strenuous exercise three hours before bedtime. c. light exercise three hours before bedtime. d. light exercise six hours before bedtime.
Because ______________ is a branch of medicine, it is usually practiced by a medical doctor (M.D.)
A) psychiatry B) clinical psychology C) social work D) forensic psychology