Publications by Jennifer Johnson
Multiple Linear Regression Lab
## <p style="color:blue"> **Grading the professor** </p> # I have not been able to figure out yet how to keep the header sizing in play when I apply color to body text. ## <p style="color:blue"> **Grading the professor** </p> ## Grading the professor #<p style="color:blue"> ## **Grading the professor** </p> ## Grading the professor ## <p s...
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Introduction to Linear Regression
Batter up The data download.file("http://www.openintro.org/stat/data/mlb11.RData", destfile = "mlb11.RData") load("mlb11.RData") Exercise 1 What type of plot would you use to display the relationship between runs and one of the other numerical variables? Plot this relationship using the variable at_bats as the predictor. Does the relationship...
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Inferences for Categorical Data
Inferences for Categorical Data The survey Since the original survey link was not accessible to me I used the following link to find the report: https://sidmennt.is/wp-content/uploads/Gallup-International-um-tr%C3%BA-og-tr%C3%BAleysi-2012.pdf Exercise 1 In the first paragraph, several key findings are reported. Do these percentages appear to ...
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Inference for Numerical Data
Inference for Numerical Data North Carolina Births Exploratory Analysis download.file("http://www.openintro.org/stat/data/nc.RData", destfile = "nc.RData") load("nc.RData") Exercise 1 What are the cases in this data set? How many cases are there in our sample? summary(nc) ## fage mage mature weeks ...
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Week 7 RStudio Lab - MATH 217
Sampling From Ames, Iowa The Data download.file("http://www.openintro.org/stat/data/ames.RData", destfile = "ames.RData") load("ames.RData") population <- ames$Gr.Liv.Area samp <- sample(population, 60) Exercise 1 Describe the distribution of your sample. What would you say is the “typical” size within your sample? Also state precisely w...
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5_JenniferJohnson_Wk5Lab_Inference
Foundations for Statistical Inference - Sampling Distributions The Data download.file("http://www.openintro.org/stat/data/ames.RData", destfile = "ames.RData") load("ames.RData") area <- ames$Gr.Liv.Area price <- ames$SalePrice summary(area) ## Min. 1st Qu. Median Mean 3rd Qu. Max. ## 334 1126 1442 1500 1743 5642...
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Wk4_JenniferJohnson_RLab4_
The Normal Distribution The Data download.file("http://www.openintro.org/stat/data/bdims.RData", destfile = "bdims.RData") load("bdims.RData") head(bdims) ## bia.di bii.di bit.di che.de che.di elb.di wri.di kne.di ank.di sho.gi che.gi ## 1 42.9 26.0 31.5 17.7 28.0 13.1 10.4 18.8 14.1 106.2 89.5 ## 2 43.7 28.5 33....
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3_Wk3 Lab_Biostat MATH117
Probability: Hot Hands download.file("http://www.openintro.org/stat/data/kobe.RData", destfile = "kobe.RData") load("kobe.RData") head(kobe) ## vs game quarter time description ## 1 ORL 1 1 9:47 Kobe Bryant makes 4-foot two point shot ## 2 ORL 1 1 9:07 ...
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Week 3 Data110 - Midterm Play
Load Libraries library(rvest) ## Loading required package: xml2 library(tidyverse) ## -- Attaching packages ------------------------------------------ tidyverse 1.3.0 -- ## v ggplot2 3.3.1 v purrr 0.3.4 ## v tibble 3.0.1 v dplyr 1.0.0 ## v tidyr 1.1.0 v stringr 1.4.0 ## v readr 1.3.1 v forcats 0.5.0 ## -- Conflicts ---...
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Wk4-Data110_Practice
Nations - Chart 2 Load Libraries library(rvest) ## Loading required package: xml2 library(tidyverse) ## -- Attaching packages -------------------------------- tidyverse 1.3.0 -- ## v ggplot2 3.3.1 v purrr 0.3.4 ## v tibble 3.0.1 v dplyr 1.0.0 ## v tidyr 1.1.0 v stringr 1.4.0 ## v readr 1.3.1 v forcats 0.5.0 ## -- Conf...
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