Chapter 2 psych review

The belief that accurate knowledge can be acquired through observation is the definition ofThe belief that accurate knowledge can be acquired through observation is the definition of

Which of the following is the best definition of a hypothesis?

If a detector is used to measure the same property twice but produces different measurements, then it lacks;

Aspects of an observational setting that cause people to behave as they think someone wants or expects them to are called

Which of the following describes the average value of all the measurements in a particular distribution?

What does the sign of r (the correlation coefficient) show?

When two variables are correlated, what keeps us from concluding that one is the cause and the other is the effect?

A researcher administers a questionnaire concerning attitudes towards tax increases to people of all genders and ages who live all across Canada. The dependent variable in the study is the______________ of the participants.

An experiment that defines variables as they are defined in the real world is

When people find evidence that confirms their beliefs, they often