chapter 2

Question 1

what is the first goal of psychology?

Answer 1

develop measurement techniques that make it posible to describe behavior clearly and precisely

Question 2

tenative statement about the relationship of two or more variables

Answer 2

hypothesis

Question 3

any measure conditions, events, characteristics, or bahavior that are controlled or observed in a study

Answer 3

variables

Question 4

what do scientist hope for why gathering info?

Answer 4

that the info obtained will be of practical value in helping to solve everyday problems *application and control

Question 5

set of interrelated ideas used to explain a set of observations

Answer 5

theory

Question 6

what do theories permit psychologist to do?

Answer 6

make a leap from the descriptive of behavior to the understanding of behavior

Question 7

what is the first step in scientific investigation?

Answer 7

translate a theory or an intuitive idea into a testable hypothesis

Question 8

what do researchers call a belief in ones own objectivity and opponents subjectivity ____.

Answer 8

naive realism

Question 9

describes the actions or operations that will be used to measure or control a variable

Answer 9

operation definition

Question 10

what is the second step in scientific investigation?

Answer 10

figure out how to put the hypothesis to an empiricalbe test

Question 11

what must a researcher ponder before selecting a strategy that appears to be the most appropriate

Answer 11

pros and cons

Question 12

___ a the person/animals whose behavior is sytematically observed

Answer 12

participants

Question 13

__ are procedures for making empirical observations and measures

Answer 13

data collection techniques

Question 14

what is an advantage of the survey method?

Answer 14

data can be collected quickly and easily

Question 15

researchers use ___ to analyze their data and to decide whether their hypothesis has been supported

Answer 15

statistics

Question 16

a ___ is a periodical that publishes technical and scholarly material, usually in a narrow defined area of inquiry

Answer 16

journal

Question 17

____ consist of various approaches to the observation, measurement, manipulation, and control of variables in studies

Answer 17

research method

Question 18

___ is a method that an investigator manipulates a variable under carefully controlled conditions and observes whether any changes occur

Answer 18

experiment

Question 19

what is an independent variable?

Answer 19

part of experiment that varies in order to see the outcome on another variable ( variable that investigator manipulates free to move

Question 20

what is the dependent variable?

Answer 20

variable affected by manipulations of the independent variable, depends on other variable

Question 21

what is an experiment group?

Answer 21

subjects who receive some special treatment in regard to the independent variable

Question 22

what is a control group?

Answer 22

similar subjects who DONT receive any special treatment