An experiment in which both the experimenter and the participant are unaware of which
treatment is being administered is called a
A) completely-closed experiment B) single-blind experiment
C) double-blind experiment D) blind-complete experiment
C
You might also like to view...
Infants less than 3 days old sucked on a nipple to hear their mother's voice or another woman's voice. What happened?
a. They sucked more when they could hear the other woman b. They sucked more when they could hear their mother. c. They sucked vigorously but equally for either voice. d. They stopped sucking whenever they heard either woman's voice.
John approaches problems systematically, considering various solutions and the consequences of each before he decides on the implementation of any one solution. John is probably at which level of cognitive development?
a. formal operations b. concrete operations c. preoperations d. postoperations
Which of the following is true of male children?
a. They are likely to be decked out in pink or yellow attire embellished with ruffles and lace. b. They are discouraged from participating in rough-and-tumble play by their parents. c. They are most likely to play with dolls, doll furniture, dishes, and toy animals. d. They are encouraged to engage in more physical activity than girls.
Logic and planning are abilities affected in middle childhood by further maturation of the ________
Fill in the blanks with correct word