Statistics Foundations 3: Using Data Sets
1h 41mIntermediate2022-07-15
Authors

Eddie Davila
Associate Chair for the ASU Supply Chain Management program
Course details
Statistics are a core skill for many careers. Basic stats are critical for making decisions, discoveries, investments, and even predictions. But sometimes you need to move beyond the basics. This third course in the Statistics Foundations series gives you practical, example-based lessons on the intermediate skills associated with statistics: Samples and sampling, standard errors, confidence intervals, and hypothesis testing.
Eddie Davila takes a look at topics like sampling, random samples, sample sizes, sampling error, trustworthiness, the central unit theorem, confidence intervals, and hypothesis testing. This course is a must for those working in data science, business, and business analytics—or anyone who wants to go beyond means and medians and gain a deeper understanding of how statistics work in the real world.
Eddie Davila takes a look at topics like sampling, random samples, sample sizes, sampling error, trustworthiness, the central unit theorem, confidence intervals, and hypothesis testing. This course is a must for those working in data science, business, and business analytics—or anyone who wants to go beyond means and medians and gain a deeper understanding of how statistics work in the real world.
Skills covered
StatisticsData AnalysisFoundationsData ScienceBusiness Analysis and StrategyBusiness Software and Tools
Concepts
0. Introduction
- 01 - Discover samples, confidence intervals, and hypothesis testing
1. Sampling
- 02 - Sample considerations
- 03 - Random samples
- 04 - Alternative to random samples
2. Sample Size
- 05 - The importance of sample size
- 06 - The central limit theorem
3. Standard Error
- 07 - Standard error for proportions
- 08 - Sampling distribution of the mean
- 09 - Standard error for means
4. Confidence Intervals
- 10 - Introduction to confidence intervals
- 11 - Components of a confidence interval
- 12 - Creating a 95 confidence interval for a population
- 13 - Alternative confidence intervals
- 14 - Confidence intervals with unexpected outcomes
5. Hypothesis Tests
- 15 - Hypothesis test introduction
- 16 - Hypothesis test - Step-by-step
- 17 - One-tailed vs. two-tail tests
- 18 - Significance test for proportions
- 19 - Significance test for means
- 20 - Type one and type two errors
6. Continuing Your Statistics Learning Journey
- 21 - Next steps and additional resources
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