Stats quiz 1
Chaps 1-3
Chaps 1-3
Kartei Details
| Karten | 61 |
|---|---|
| Sprache | English |
| Kategorie | Quizzie |
| Stufe | Universität |
| Erstellt / Aktualisiert | 09.07.2017 / 09.07.2017 |
| Weblink |
https://card2brain.ch/box/20170709_stats_quiz_1
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scale with detectable differing degree
ordinal scale
scale usually seen in ranges or intervals
interval scale
scale that uses percentages
ratio scale
map graph aka _________
cartogram
category defined by lower and upper limits
class intervals/limits
true limits
value midway the upper and lower
class boundaries
class width
difference between 2 successive lower or upper limits
class size
number of observations
class frequency
average of upper and lower class limits
midpoint of class interval
class mark
bar graph of frequency vs class marks
histogram
line graph of class freq
frequency polygon
tabular arrangement of data by class intervals
cumulative frequency distribution or ogive
cfd whose freq sum < upper class boundary
rising
less than cfd
cfd whose sum of freq > lower class
falling
greater than cfd
tabular arrangement of data showing the proportion in percent of each freq to total freq
relative freq distribution
obtaining numerical measurements
collection
organization of data into tables, graphs or charts so that logical and statistical conclusions can be manifested
tabulation or presentation
extracting from the given data relevant information
analysis
drawing conclusions
interpretation
step 1 of statistical analysis
defining the problem
step 2 of statistical analysis
collecting and assembling relevant information
step 3 of statistical analysis
conducting an original investigation of the problem
step 4 of statistical analysis
classifying the data
step 5 of statistical analysis
presenting the data
step 6 of statistical analysis
analyzing and interpreting the results
first introduced the word "statistics"
Achenwall
gambler who wrote the first known study of the principles of probability
Girotamo Cardano
dicovered the equation for normal distribution
De Moivre
applied the theory of probabilty to anthropological measurements and expanded the same principle o the field of psychology and education
father of modern stats
Adolf Quetelet
developed the use of percentiles and contributed the application of stats to heredity
Sir Francis Galton
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