Elementary Statistics Cheat Sheet

Excel offers a wide range of statistical functions you can use to calculate a single value or an array of values in your excel worksheets. Whether you re studying for an exam or just want to make sense of data around you every day knowing how and when to use data analysis techniques and formulas of statistics will help. Microsoft word statistics cheat sheet2 docx author.

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Elementary statistics cheat sheet. Statistics for dummies cheat sheet. Studentized version of the variable x. By afshine amidi and shervine amidi introduction to probability and combinatorics. Statistics consulting cheat sheet kris sankaran october 1 2017 contents 1 what this guide is for 3 2 hypothesis testing 3.

Th x s p n t interval for unknown normal population or large sample. Check n before you look at anything else. Statistics of a sample or parameters of a population. Rounded up to the nearest whole number.

Many problems in consulting can be treated as elementary testing problems. Axiom 2 the probability that at least one of the elementary events in the entire sample space will occur is 1 i e. X t 2 s p n with df hn 1. Formula card for weiss s elementary statistics fourth edition larry r.

The excel analysis toolpak is an add in that provides even more statistical analysis tools. 6 4 2009 11 56 03 am. Statistics practice or science of collecting and analyzing numerical data data values collected by direct or indirect observation population complete set of all observations in existence sample slice of population meant to represent as accurately as possible that population. The x x 42 x 2 1 5 4625 3 3 50 9 14 8 64 total 98 50 6 18 3.

Chapter 9 hypothesis tests for. Check out these handy tools to make the most of your statistical analysis. From a list of numbers in chapter 3. Two sample confidence intervals and tests of hypotheses difference of proportions pp 12 12 12 12 11 2 2 2 12 1 1 1 2 2 2 1 12 2 12 12 12 confidence interval.

From statistics for dummies 2nd edition. First let s review some of the philosophy of hypothesis testing. Stats of a plain list of numbers. Enter numbers in l1 then 1 varstats l1.

3 chapters 3 4 5 summary notes chapter 3 statistics for describing exploring and comparing data calculating standard deviation s example. Nh z 2 e 2. Statistics cheat sheet basic statistics definitions. For all of these remember to use σ or s based on whether you have the whole population or just a sample.

Griffey sample size for estimating.