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M16-Data-Analysis
M16-Data-Analysis
Module 16: MEASURES OF POSITION
Module 16: MEASURES OF POSITION
Quartiles Explained
Quartiles Explained
Understanding Dataset Values
Understanding Dataset Values
Insights from Measures of Position
Insights from Measures of Position
Interquartile Range (IQR)
Interquartile Range (IQR)
INFERENTIAL STATISTICS
INFERENTIAL STATISTICS
Confidence Intervals
Confidence Intervals
Confidence Interval Considerations
Confidence Interval Considerations
Calculating Confidence Intervals
Calculating Confidence Intervals
Normal Distributions and Critical Values
Normal Distributions and Critical Values
Calculating Standard Error
Calculating Standard Error
Confidence Interval Calculation
Confidence Interval Calculation
Confidence Interval Formula
Confidence Interval Formula
Sample Variation in Population
Sample Variation in Population
Estimating Population Mean
Estimating Population Mean
Confidence Level and Sample Representation
Confidence Level and Sample Representation
Confidence Interval Width
Confidence Interval Width
Balancing Confidence and Accuracy
Balancing Confidence and Accuracy
Using Sample Standard Deviation
Using Sample Standard Deviation
Hypothesis Testing
Hypothesis Testing
Hypothesis Testing in Data Analysis
Hypothesis Testing in Data Analysis
The Value of Hypothesis Testing
The Value of Hypothesis Testing
Understanding Hypothesis Testing
Understanding Hypothesis Testing
The Null Hypothesis (H0)
The Null Hypothesis (H0)
The Alternative Hypothesis (Ha)
The Alternative Hypothesis (Ha)
Test Statistic and Critical Value
Test Statistic and Critical Value
Significance Level (Alpha)
Significance Level (Alpha)
Confidence Level and Critical Regions
Confidence Level and Critical Regions
Understanding P-Value
Understanding P-Value
One-Tailed Test
One-Tailed Test
Two-Tailed Test
Two-Tailed Test
Hypothesis Testing with the Z-Test
Hypothesis Testing with the Z-Test
Z-Test Example: Bag of Mints
Z-Test Example: Bag of Mints
Z-Test Calculation and Results
Z-Test Calculation and Results
Interpreting Z-Test Results
Interpreting Z-Test Results
Hypothesis Testing with the t-Test
Hypothesis Testing with the t-Test
t-Test Example: Airline Legroom
t-Test Example: Airline Legroom
Choosing Between Z-Test and t-Test
Choosing Between Z-Test and t-Test
What does the first quartile (Q1) represent in a dataset?
What does the first quartile (Q1) represent in a dataset?
What does the interquartile range (IQR) represent in a dataset?
What does the interquartile range (IQR) represent in a dataset?
What is the primary purpose of a confidence interval in statistical analysis?
What is the primary purpose of a confidence interval in statistical analysis?
What is the primary purpose of the null hypothesis (H0) in hypothesis testing?
What is the primary purpose of the null hypothesis (H0) in hypothesis testing?
When should a t-test be used instead of a Z-test?
When should a t-test be used instead of a Z-test?
Module Completed!
Module Completed!
Module 16: MEASURES OF POSITION
Resources
Module 16: MEASURES OF POSITION
Module 16: MEASURES OF POSITION
Module 16: MEASURES OF POSITION
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