A researcher reports that participants made fewer errors on a simulated air-traffic-control task when quiet background music was playing than when there was no music. For this study, the number of errors is the independent variable
a. True
b. False
Indicate whether the statement is true or false
False
You might also like to view...
The purpose of the control group is to
a. make the experiment more complex. b. isolate the effect of the independent variable on the dependent variable. c. make statistical significance more likely. d. isolate the effect of the dependent variable on the independent variable.
Which of the following statements best describes the relationship of life goals and satisfaction in later adulthood?
a. Older adults continue to set goals and evaluate their satisfaction level. b. Older adults stop setting goals as they near the end of their life. c. Older adults tend to set goals, but not assess their degree of satisfaction d. Older adults evaluate the degree of life satisfaction without setting goals.
One ethical issue related to prenatal testing is how relatively late in the pregnancy many are carried out
Indicate whether the statement is true or false
The ____ is the basis of fine motor development, the deft movements of our hands that enable us to make a tool, pick up a small object, throw a weapon, or thread a needle
a. binocular vision b. bipedal motion c. opposable thumb d. vertical stance