Statistics | Senioritis

John Rhodes
June 21, 2023
Statistics

Margin Of Error: How It Affects Survey Results And Why It Matters

Experimental Study the researcher manipulates one of the variables and tries to determine how the manipulation influences other variables An experimental study is a type of research...

John Rhodes
June 21, 2023
Statistics

Maximizing Rigor And Causality: A Guide To Designing Effective Experimental Studies In Research

Observational Study observes individuals and measures variables of interest but does not attempt to influence the responses An observational study is a research method in which a...

John Rhodes
June 21, 2023
Statistics

The Empirical Rule: A Powerful Tool For Analyzing Normal Distributions In Finance And Beyond.

Skewed Left A skewed distribution with a tail that stretches left, toward the smaller values. In statistics, a skewed left distribution, also known as a negative skew...

John Rhodes
June 21, 2023
Statistics

Skewed Left Distribution: Characteristics, Examples, And Impact On Statistical Inferences

Skewed Right A skewed distribution with a tail that stretches right, toward the larger values. Skewed right is a term used in statistics to describe the shape...

John Rhodes
June 21, 2023
Statistics

Skewed Right Distributions In Statistics: Mean Vs. Median And Real-World Examples

Bell Shaped Curve The highest frequency occurs in the middle and frequencies tail off to the left and right of the middle The term “bell-shaped curve” is...

John Rhodes
June 21, 2023
Statistics

Using Confidence Intervals In Statistical Analysis And Hypothesis Testing: A Comprehensive Guide

confidence interval We are ___% confident that the interval from ___ to ___ captures the true (parameter in context). A confidence interval is a statistical range of...

John Rhodes
June 21, 2023
Statistics

Confidence Levels In Statistics: Importance And Practical Applications.

confidence level In repeated sampling, about ___% of all intervals calculated will capture the true (parameter in context). Confidence level is a statistical term that refers to...

John Rhodes
June 21, 2023
Statistics

P-Value In Statistical Hypothesis Testing For Data Analysis

P-value If [the null is true in context], the probability of obtaining results at least as extreme as the sample is ___. In statistics, p-value refers to...