Studying effects on small rewards on intrinsic motivation is listed.

Patrick was studying effects of small rewards (such as candy, gum, and soda pop) on intrinsic motivation. He tested fifth-grade children in a special room set aside by the school. Although he asked participants not to tell the students about the study, several children talked to their friends on the playground. Now some of his participants ask, "When will I get a candy bar?" when they arrive at the testing room. What is the problem?

Analysis data in small-N designs?

What statistical technique is typically used to analysis data in small-N designs? a. Chi-square test b. Within-subjects ANOVA c. Linear regression d. No statistics are used: visual inspection is the preferred technique I believe the answer is d.

Type of design is noted.

Corinna studies the frequency of automobile fatalities in New York State before and after the passage of a law requiring the usage of seatbelts. What is this type of design?

Descriptive research is modeled.

The advantage of descriptive research is shown briefly.

Sampling

Edward is conducting a survey of attitudes about the Head Start program. He wants to make sure he has members of al important subgroups of the American population in his sample. What sampling technique should he use? a. Sinple randon sampling b. Stratified randon sampling c. Quota sampling d. Snowball sampling I believe the answer is c.