Final Flashcards
test
an instrument or a tool used to make a particular
measurement; may be oral, written, mechanical
stats
involves the collection, organization, and
analysis of numerical data
measurements
usually though of as quantitative; process
of assigning a number to a performance or an attribute of
a person
evaluation
interpretation of measurement; a judgment
about the measurement
assessment
process; measurement, evaluate, identify, and prescribe
nominal scales
lowest and most elementary; also called categorical; naming level only; no comparisons of categories
ordinal scales
order or rank; no indication of how much better one score is than other
ratio scales
possesses all characteristics of interval scale and has true zero point
t- score values
standard deviation — a mathematical term that calculates how much a result varies from the average or mean
scatter gram
primary uses are to observe and show relationships between two numeric variables. The dots in a scatter plot not only report the values of individual data points, but also patterns when the data are taken as a whole
correlation coefficient
tatistical measure of the strength of the relationship between the relative movements of two variables. The values range between -1.0 and 1.0. … A correlation of -1.0 shows a perfect negative correlation, while a correlation of 1.0 shows a perfect positive correlation
mean
The arithmetic average of a distribution of scores; most
generally used measure of central tendency
median
Score that represents the exact middle of the distribution;
the fiftieth percentile; the score that 50% of the scores are
above and 50% of the scores are below.
mode
Score that occurs most frequently; may have more than
one mode
cardiorespiratory test
ymca step test
6 min walk test
