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Stats cheat sheet for exams, Cheat Sheet of Statistics

Pace UniversityStatistics

Cheat sheet for stats exam. Only a few topics, hope it’s helpful

Typology: Cheat Sheet

2023/2024

Uploaded on 03/26/2025

goldie-hutchful
goldie-hutchful 🇺🇸

1 document

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bg1
group
particular
number
*
difference
of
mean
-
0
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,
=
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ratio
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=
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&
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the
calculated
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mean
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least
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group
mean
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-
two
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mean
,
normally
diff
event
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Welchtitett
.
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z
=
Y
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den
pf3

Partial preview of the text

Download Stats cheat sheet for exams and more Cheat Sheet Statistics in PDF only on Docsity!

group particularnumber

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individuals indirea

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Si =^ E(Yij -^ Y

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h

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will be

given the^ calculated^ value Test no (^) mean and (^) sta-dev S : (^) Stdzstavariance -T (^) table

↑↑ test test

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ratio of variance +

Haz at^ least one

group mean^ is^ different

Ho=41 group mean 2

compare two^ group mean veryaufferentdistribution what (^) test? Sign-

to s

group

mean nassalling

distributin To

  • comple two group

tastst

distric mean , diff normally

event Ventance

Welchtitett.

z =^ Y- M

sta den

Chi-Test

goodness-of-

fit

Binomial X^

(observed (row, column) - Expected

Crow,

distribution

: Pr[Xsuccesses] =

/])p

(l-p)n

  • X row (^) = (^1) colmnal

expected(row

,

X = number ofsuccesses column)

M2 number of trial

Proportion

SEpp(1-pI

Confidence :

-ta(), of

SEYENC

Interval SEx

Y +

ta(), df SEY

A (^) BA+^ B

I

Cy (^) +D Relative

Lisk B

CtD

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ratize