Stats Doesnt Suck

ADMS 2320: TERM TEST #2 PREP · Summer 2023

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CHAPTER LESSONS – FREE

Chapter 5: Data Collection And Sampling 5 Topics | 2 Quizzes Sample Lesson

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Introduction to Data Collection and Sampling

Data Collection

Types of Samples

Types of Errors

Chapter 5 Quiz (with video solutions)

Chapter 7.1: Random Variables and Discrete Probability Distributions 12 Topics | 2 Quizzes Sample Lesson

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Discrete Variables vs. Continuous Variables

Relative Frequencies + Discrete Variables (Q1a)

Requirements for a Distribution of a Discrete Random Variable (Q1a)

Population Mean = Expected Value E(X) (Q1b)

Population Variance V(X) and Standard Deviation (Q1c-d)

Variance | The Shortcut Formula

Probability Trees and Discrete Variables (Q2a)

Discrete Probabilities (Q2b-c)

Expected Value (Q2d)

Variance of X (2e)

Laws of Expected Value (Q2f)

Probability Tree (Q3)

Chapter 7.1 Quiz

Chapter 7.1 Quiz (with video solutions)

CHAPTER LESSONS – PREMIUM CONTENT

Chapter 7.4: Binomial Distribution 6 Topics | 1 Quiz

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The Binomial Experiment

The Binomial Probability Distribution (The Formula)

Using Binomial Tables

10 | Binomial Probability

11 | More Binomial

12 | Even More Binomial

Chapter 7.4 Quiz

Chapter 8: Continuous Probability Distributions 7 Topics | 1 Quiz

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Probability Density Functions

Uniform Distributions

Uniform Distribution – Example

Normal Distribution – Question #1 and #2

Normal Distribution – Question #3

Normal Distribution – Question #4

Normal Distribution – Question #5

Chapter 9: Sampling Distributions 6 Topics | 1 Quiz

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Introduction to Sampling Distributions

1 | Distribution of One Sample Mean

2 | Comparing Chapters 9 and 8

3 | Probability of a Sample Mean

4 | Binomial vs Sample Proportions

Comparing Two Populations

Chapter 10: Introduction to Estimation 7 Topics | 1 Quiz

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Introduction to Estimation

Point Estimators

Confidence Interval Estimate of the Mean (Q1)

Interpreting Confidence Intervals (Q2a–b)

Confidence Interval Width vs. Confidence Level (Q2c–d)

Confidence Interval Width vs. Sample Size, Standard Deviation, and Mean (Q2e–i)

Sample Size Determination (Q3)

Chapter 10 Multiple Choice

PAST TESTS + SOLUTIONS – PREMIUM CONTENT

Term Test #2 – Fall 2022

Term Test #2 – Winter 2018

Term Test #2 – Fall 2017

Term Test #2 – Fall 2016

Term Test #2 – Archive | Extra Chapter #7 Questions

Term Test #2 – Archive | Extra Chapter #8 Questions

Term Test #2 – Archive | Extra Chapter #9 Questions