stats exam 1

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Chapters 1-4

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Statistics- Hand written Exam

Must show work

Chapter 1: Samples Versus Populations

Chapter 2: Summation Notation

2.2 Measures of Location

The sample mean

The median

Sample mean versus Sample Median

Trimmed Mean

Quartiles

Measures of Variation

The interquartile range

MAD and windsorized variance

Detecting Outliers

A classic outlier detection method

The box plot rule

The MAD- Median Rule

Chapter 3- Plotting Relative Frequencies

Histograms

Boxplot

Chapter 4- Probability and Related Concepts

The meaning of probability

probability functions

Expected values, population mean and variance

Binomial Probability Function

The Normal distribution

Nonnormality and the population variance

skewed distributions

 

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