# Textbook Notes for STAT211 at University of Waterloo (UW)

• 20 Result
UWSTAT211Joslin GohWinter

## STAT211 Chapter Notes - Chapter 4: Cluster Sampling, Sample Space, Simple Random Sample

Penny Le4 Page
27
A common step in all the protocols is random sampling. Random sampling can eliminate bias coming from the act of selecting the subject. In a short time
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UWSTAT211Joslin GohWinter

## STAT211 Chapter Notes - Chapter 9: Null Hypothesis, Normal Distribution, Type I And Type Ii Errors

Penny Le5 Page
27
Statistical test to verify out hypothesis about the population, using information from the same o. Focus on inferring the population mean using the sam
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UWSTAT211Joslin GohWinter

## STAT211 Chapter Notes - Chapter 8: Confidence Interval, Simple Random Sample, Normal Distribution

Penny Le2 Page
29
Note: never create ci for a statistic, only for parameters. Point estimate: value of the sample proportion; a single value that is an estimate of a par
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UWSTAT211Joslin GohWinter

## STAT211 Chapter Notes - Chapter 1-2: Confounding, Stratified Sampling, Wart

Penny Le3 Page
36
Study of statistics can be broadly classified into: descriptive statistics. Inferential statistics (inductive statistics) other judgements based on the
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UWSTAT211Joslin GohWinter

## STAT211 Chapter Notes - Chapter 6: Probability Density Function, Probability Distribution, Random Variable

Penny Le5 Page
36
Continuous random variable can take infinite number of values, corresponding to all values in an interval o. Ex. take on any value in the interval (0,1
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UWSTAT211Joslin GohWinter

## STAT211 Chapter Notes - Chapter 3: Unimodality, Box Plot, Pie Chart

Penny Le4 Page
23
Numeral values with associated measurement units to provide meaning. Relative frequency of each category is represented by the area of the pie segment.
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UWSTAT211Joslin GohWinter

## STAT211 Chapter Notes - Chapter 15: Dependent And Independent Variables, Regression Analysis, Observational Error

Penny Le5 Page
24
Regression analysis: explores possible relationships between a continuous response variable and one or more explanatory variables. May use explanatory
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UWSTAT211Joslin GohWinter

## STAT211 Chapter Notes - Chapter 3: 5,6,7,8, Quartile, Standard Deviation

Penny Le4 Page
23
Three common ways to measure the center of the distribution are: Sample mean is not the same of the population mean. The middle value with half of the
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UWSTAT211Joslin GohWinter

## STAT211 Chapter Notes - Chapter 5: P16, Penny Stock, Reinforcement

Penny Le6 Page
36
C5: discrete random variables and discrete probability distributions. Random variables: take on values based on the outcome of a chance process. Random
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UWSTAT211Joslin GohWinter

## STAT 211 Chapter 3: Descriptive Statistics

OC21466714 Page
0
Descriptive statistics plots and numerical summaries are used to describe a data set. Plots for categorical variables: categorical variable, aka qualit
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UWSTAT211Joslin GohWinter

## STAT211 Chapter Notes - Chapter 1: Statistical Inference, Descriptive Statistics

OC21466711 Page
0
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UWSTAT211Joslin GohWinter

## STAT211 Chapter Notes - Chapter 11: Confidence Interval

OC24673641 Page
0
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