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## Week 3 Participation Post 1 (variant)

by: smartwriter Notetaker

20

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# Week 3 Participation Post 1 (variant)

Marketplace > Week 3 Participation Post 1 variant
smartwriter Notetaker
CSU - Dominguez hills
GPA 3.0

No professor available

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Week 3 Participation Post 1 (variant)
COURSE
PROF.
No professor available
TYPE
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PAGES
0
WORDS
KARMA
50 ?

## Popular in Department

This 0 page Study Guide was uploaded by smartwriter Notetaker on Sunday November 15, 2015. The Study Guide belongs to a course at a university taught by a professor in Fall. Since its upload, it has received 20 views.

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Date Created: 11/15/15
Nice work xxxxxxxx See the information below for examples of parametric and non parametric data Interval or ratio data include as age incomes of minorities years of education and years of employment We can conduct hypothesis tests about a single population mean two population mean or three or more population mean the mean is an average and therefore a number For these tests we assume the population follows a normal distribution We used parametric tests with interval or ordinal data Then there are test in which the data of nominal scale is used which categorizes Political affiliation republican democratic independent region of the country north east south west gender of congressional representative state of birth of student brand of peanut buttercategories or classifications are used no numbers There is not natural order The chi square test can be used as a nonparametric measures The distribution is not normal or bell shaped We can also use nonparametric test for ordinal data in which responses can be ranked from low to high For instance a ranking is executive title assistant vice president vice president senior vice president and president What are the null and alternate hypothesis for a chi square test The null and alternative hypothesis are usually H0 p1p2p3pn Ha At least one of these are not the same It has to do with being in the same distribution or not

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