Statistics | Senioritis

John Rhodes
June 21, 2023
Statistics

Mastering Normal Distribution: A Step-By-Step Guide To Finding Proportions In A Specified Interval Using Table A Or Technology

Find the proportion of values in a specified interval in a Normal distribution using Table A or technology. To find a percentage between values use normalcdf(lower limit,...

John Rhodes
June 21, 2023
Statistics

How To Find The Value For A Given Percentile In A Normal Distribution: Step-By-Step Guide

Find the value that corresponds to a given percentile in a Normal distribution using Table A or technology. Using the percentile as area (55% will translate to...

John Rhodes
June 21, 2023
Statistics

Mastering Normality Assessment: Graphical And Numerical Techniques For Detecting Normal Distributions In Data

Determine whether a distribution of data is approximately Normal from graphical and numerical evidence. Looking at a z-score normal probability chart. If the graph is not linear...

John Rhodes
June 21, 2023
Statistics

Mastering Numerical Descriptions Of Data: A Comprehensive Guide For Statistical Analysis

Numerical Descriptions of data Specific values that summarize the data set Numerical descriptions of data are statistical measures that analyze and summarize data in quantitative terms. They...

John Rhodes
June 21, 2023
Statistics

Mastering Data Analysis: Key Steps To Describe And Summarize A Data Set With Distribution, Central Tendency, Dispersion, Relationships, And Visualization.

What does it take to adequately describe or summarize a data set? Multiple values (different values mean different things) To adequately describe or summarize a data set,...

John Rhodes
June 21, 2023
Statistics

Mean And Standard Deviation Representation On Histogram And Normal Distribution Graph

What graph does mean and standard deviation have? Histogram Mean and standard deviation can be represented on a histogram or a normal distribution graph. On a histogram,...

John Rhodes
June 21, 2023
Statistics

Mastering Measures Of Central Tendency And Spread For Symmetric Data With Graphical Tools

Which option should you use if your data is approximately symmetric or approximately normal? Mean and standard deviation If your data is approximately symmetric or approximately normal,...

John Rhodes
June 21, 2023
Statistics

Central Tendency And Spread: The Role Of Median And Iqr In Box Plots

What graph does median and IQR have? Box plot Median and IQR (Interquartile Range) are used to describe the central tendency and spread of a set of...