R Intermediate Quiz 4
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Quiz 4
1. Which function fits a generalized linear model?
lm()
glm()
glmodel()
2. How to create a boxplot in base R?
boxplot()
plot.box()
box()
3. Which function extracts the residuals of a model?
get.residuals()
error()
residuals()
4. Which function sorts a data frame based on a column?
sort()
arrange()
order_by()
5. What is the effect of `%>%` in R?
Pipes output to the next function
Creates a comment
Multiplication
6. How to select specific rows by index?
pick()
select()
slice()
7. Which function merges data frames by columns?
rbind()
cbind()
merge.cols()
8. How to get the structure of a function?
args()
body()
print()
9. Which function fits a logistic regression model?
lm()
linreg()
glm(family = "binomial")
10. What function shows the history of commands?
show.history()
history()
list.commands()
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