Describe how sampling bias can affect external validity.

What will be an ideal response?


Correct Answer:
If the sample is not representative of the population about which inferences are being made, then such inferences will be invalid.

Education

You might also like to view...

Setting goals is an often unnecessary application when working with students with EBD

Indicate whether this statement is true or false.

Education

Sean is a high school student who seems angry most of the time. He often vents his anger by swearing at his teacher. One day his teacher decides to extinguish Sean's swearing by ignoring him whenever he swears. Yet over the next few weeks, Sean continues to swear as frequently as he always has. Three of the following are possible explanations as to why Sean's swearing is not decreasing. From a

behaviorist perspective, which one is not a likely explanation based on this information? a. Sean's swearing has previously been reinforced on an intermittent basis. b. Sean is being reinforced for swearing by means of the Premack Principle. c. Other students are reinforcing Sean's swearing. d. Swearing allows Sean to release pent-up anger, so he is being negatively reinforced.

Education

If you want to evaluate the "ecological validity" of intervention for a student in your class who has

received positive behavior support, you are interested in: a. the meaningfulness and usefulness of behavior supports in the context of the student's life and daily routines, experiences, and settings b. whether or not the ecology, for example, the home, is good for the child and if the child might need to be removed from an environment c. both a and b are correct d. neither a nor b is correct

Education

When constructing unit plans based on the annual matrix, which of the subject areas below will find it easier to co-construct the units?

A. English-language arts B. social studies C. music D. science

Education