### Welcome

Anti Essays offers essay examples to help students with their essay writing.

# The.Essentials.of.Statistics.A.Tool. for.Social. Research Essay

• Submitted by: 3244232552
• on December 4, 2013
• Category: Social Issues
• Length: 110,238 words

Below is an essay on "The.Essentials.of.Statistics.A.Tool. for.Social. Research" from Anti Essays, your source for research papers, essays, and term paper examples.

FREQUENTLY USED FORMULAS
CHAPTER 2 Proportion f p = __ N Percentage f % = __ × 100 N CHAPTER 4 Mean
— X=

Standard deviation of the sampling distribution for sample means
________________
— — x−x

=

s1 s2 _______ + _______ N1 − 1 N2 − 1

2

2

Pooled estimate of population proportion N1Ps1 + N2Ps2 Pu = ____________ N1 + N2 Standard deviation of the sampling distribution for sample proportions
p−p

( )

∑(Xi ) ______
N

=

__________

Pu(1 − Pu )

______________

(N1 + N2 )/N1N2

Proportions (Ps1 − Ps2 ) Z(obtained) = __________
p−p

CHAPTER 5 Standard deviation s=
___________ — ∑(X − X )2
i ___________

N

CHAPTER 10 Total sum of squares

CHAPTER 6 Z scores
— Xi − X Z = _______ s

SST =

— ∑X 2 − N X 2

Sum of squares between SSB =
— — ∑N k( X k − X ) 2

CHAPTER 7 Conﬁdence interval for a sample mean — c.i. = X s ______ Z ________ N 1
__________

Sum of squares within SSW = SST − SSB Degrees of freedom for SSW dfw = N − k Degrees of freedom for SSB dfb = k − 1 Mean square within SSW MSW = ____ dfw Mean square between SSB MSB = ____ dfb F ratio

Conﬁdence interval for a sample proportion c.i. = Ps ± Z CHAPTER 8 Means
—− X ______ Z(obtained) = __________ s/ N − 1
u u __________

P (1 − P ) N

Proportions Ps − Pu ____________ Z(obtained) = ______________ Pu(1 + Pu )/N CHAPTER 9 Means ) 1 2 Z(obtained) = ________ σ
— — x −x

— (X

— −X

MSB F = _____ MSW (continued on inside back cover)

The Essentials of

STATISTICS
A Tool for Social Research
Second Edition

Joseph F. Healey
Christopher Newport University

Australia • Brazil • Japan • Korea • Mexico • Singapore • Spain • United Kingdom • United States

The Essentials of Statistics: A Tool for Social Research, Second Edition Joseph F. Healey Acquisitions Editor: Chris Caldeira Assistant Editor: Erin Parkins Editorial Assistant: Rachael Krapf Technology Project Manager: Lauren Keyes Marketing Manager: Kim Russell Marketing...

• Submitted by: 3244232552
• on December 4, 2013
• Category: Social Issues
• Length: 110,238 words
• Views: 487
• Popularity Rank: 78433
• 1 rating(s)

### Citations

##### MLA Citation

"The.Essentials.of.Statistics.A.Tool. for.Social. Research". Anti Essays. 19 Feb. 2018

<http://www.antiessays.com/free-essays/The-Essentials-Of-Statistics-a-Tool-For-Social-Research-556350.html>

##### APA Citation

The.Essentials.of.Statistics.A.Tool. for.Social. Research. Anti Essays. Retrieved February 19, 2018, from the World Wide Web: http://www.antiessays.com/free-essays/The-Essentials-Of-Statistics-a-Tool-For-Social-Research-556350.html