the measure of central tendency used with nominal data
What is the mode?
100
The difference between the highest score and the lowest score
What is the range?
100
the type of data that represents the lowest level of measurement used to simply classify persons or categorize levels type of disability
What is nominal data?
100
two graphing methods for looking at the distribution of your data
What are frequency polygon and histogram ( others acceptable)
100
Generally the first sentence of your proposal/lit review
What is the problem statement?
200
Measure of central tendency used with ordinal data
What is the median ?
200
The measure of variability that calculates the middle 50%ile of scores
What is the Interquartile range?
200
the type of data where you are rank ordering categories from highest to lowest or describing behaviors on a Likert scale from least to most
What is ordinal data?
200
the first step in data analysis; summarizes your data
What is descriptive statistics?
200
The criteria of subject selection that is described in your Method section to control for possible influences on the I.V.
What is selection criteria for the subjects?
300
the measure of central tendency used with interval data
What is the mean?
300
The most popular measure of variability, used with the mean ( interval and ratio data)
What is the standard deviation?
300
the type of data that has equal intervals such as aptitude scores or standard scores on the PPVT; there is no true zero
What is interval data
300
The percentage of the population that falls +_ one standard deviation
What is 68%?
300
The part of the Method section where you clearly depict the steps of the study
What is the Procedure?
400
the best method of central tendency to choose when the distribution of scores is symetrical
What is mean?
400
The number of standard deviations in which 95% of the population falls
What are +_ 2 S.D.?
400
ratio data
What is the type of data that is used mainly with physical measures? - height, weight
400
the name of the skew when most of your scores are on the low end
What is a positive skew?
400
The section that describes the instrument used in the study which can achieve the same finding/score each time used and assess what it purports to assess
What is reliability and validity of the d.v.?
500
The statistic used that permits a researcher to meaningfully describe many scores with a small number of indices
What are descriptive statistics?
500
How spread out your scores are
What is variablity?
500
The two names for nominal and ordinal data
What is discrete data and categorical data?
500
The category of scores for Z scores and T scores
What are standard scores?
500
Part of the paper that has Running Head, page number, Title, Author name(s) and Institution