In a longitudinal study that followed a sample of American children from age 4 to 11, TV watching predicted gains in body fat. The study found that these were ____
a. positively correlated—as TV consumption increased, body fat increased
b. negatively correlated—as TV consumption increased, body fat decreased
c. uncorrelated—there is no relationship between TV consumption and body fat
d. neutrally correlated—as TV consumption increased, body fat remained the same
A. The longitudinal study by Roberts and Foehr (2004) illustrated a positive correlation between TV consumption and body fat.
You might also like to view...
On average, a sample of n = 16 scores will provide a better estimate of the population mean than you would get with a sample of n = 9 scores from the same population
Indicate whether the statement is true or false
Parents and employers must determine when and under what conditions children will be rewarded and employees will be paid. In both cases, they must select ____.?
a. ?applied psychology principles b. ?schedules of reinforcement c. ?rates of responding d. ?only continuous schedules e. ?extinction schedules
Despite its dangers, a young man continues to take cocaine because of the feelings of euphoria it produces for him. This powerful arousal of his nervous system is probably due to cocaine's ability to ______
a. inhibit enzymes that break down neurotransmitters b. increase the release of neurotransmitters c. block the receptor sites for neurotransmitters d. prevent neurotransmitters from being reabsorbed into the synaptic vesicles
Among the Five Cs of positive youth development, _____ focuses on cognitive, social, and academic
A) Competence B) Confidence C) Connection D) Caring