Select the type of problem likely to be made in the situations listed. A researcher using a five-point rating scale to assess kindergartners' creativeness in their drawing gives only ratings of 4 or 5.
a. Observer bias
b. Error of leniency
c. Error of central tendency
d. Halo effect
e. Contamination
Question 2
Select the type of problem likely to be made in the situations listed. A researcher who observes a student speaking rudely to her teacher rates that student very low on a number of behavioral traits.
a. Observer bias
b. Error of leniency
c. Error of central tendency
d. Halo effect
e. Contamination
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The profit, p(t), made at a fair depends on the price of the ticket, t. The profit is modelled ...