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Assignment 1
Guidance for assignments in this class
Assignment #1 Using Excel
Installing the free MS Office Suite
Using comments in R
Tips on dealing with errors
Download Data for Assignment 1
Assignment #1 Using R
-------R-------
How to Install R
R Basics
Importing data in R using a Mac
Reading data in R, using a Mac
Maintaining an audit trail in R
Creating new variables in R
Working with variable names in R
-----Excel-----
Creating new variables with Excel
Submit Assignment #1
Assignment 2
Assignment #2 Using Excel
Assignment #2 using R
Assignment #2 Submission:
-------R-------
Box Plots in R
Box plot, Stem-and-leaf, frequency in R
Summation in R
-----Excel-----
Box plot using Microsoft 365 Excel
Box plots in old versions of Excel
Summation in Excel
Stem and leaf in Excel
Note about stem-and-leaf plots in Excel
Frequency tables with Excel pivot tables
Frequencies, cumulative percent, Excel
Youtube video on Excel frequency tables
Assignment 3
Assignment #3 using R
Assignment #3 using Excel
Assignment #3 Submission:
Data for Figure 3.1
Figure 3.1 in Excel
-------R-------
Figure 3.1 in R
Transforming data into z-scores in R
Saving data as a .csv file in R
-----Excel-----
Figure 3.1 in Excel
Data for Figure 3.1 in Excel
Transforming data into z-scores in Excel
Assignment 4
Assignment #4 using R
Assignment #4 using Excel
Assignment #4 Submission:
-------R-------
Attach and With commands in R
-----Excel-----
Line graph using MS Office 365
Line graph in Excel
Histogram and bar chart in Excel
Assignment #4 data
Assignment 5
Assignment #5: Using R
Assignment #5: Using Excel
Assignment #5 Submission:
---- R and Excel ----
Probabilities using R and Excel
Null hypothesis testing
Finding Type II error in Excel and R
-----Excel-----
Probabilities in NHST using Excel
Assignment 6
Assignment #6 using R
Assignment #6 using Excel
Assignment #6 Submission:
Add.dat Download
All steps in Excel, R and SPSS
-------R-------
Collapsing variables and OR in R
-----Excel-----
Collapsing variables and OR in Excel
Add.xlsx Data Download
Assignment 7
Assignment #7 using R
Assignment #7 using Excel
Assignment #7 Submission:
Writing about numbers and results (APA)
------R------
Scatter plot and best-fitting line in R
Correlations in R
Clear your workspace and var names in R
-----Excel-----
Scatter plot in Excel with 2 groups
Scatter plot with 2 groups in old Excel
Find the significance of r in Excel
Google Sheets to produce scatter plots w
Assignment 7 data
Assignment 8
Assignment #8 using Excel
Assignment #8 using R
Assignment #8 Submission:
Albatros Data Set
-------R-------
Bivariate regression in R
Add data
-----Excel-----
Bivariate regression: Excel Analysis kit
Bivariate regression by hand in Excel I
New Page
Bivariate regression by hand in Excel II
Table 10.5
Copy of Add.dat Download
About Data Analysis ToolPak
Signing up for tutoring
How to Create an Account
Welcome to PSYC3435:
Psychology Statistics Lab
Dr. Robert Corwyn, Ph. D
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