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fix: Add tilde characters #15

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fix: Add tilde characters #15

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4c5c382
fix: use \\sim for tilde
sof202 Oct 25, 2024
e62d732
fix: escape the underscore characters
sof202 Oct 25, 2024
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14 changes: 7 additions & 7 deletions inst/tutorials/Introduction to Regression with R/Introduction-to-Regression-with-R.Rmd
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Original file line number Diff line number Diff line change
Expand Up @@ -716,23 +716,23 @@ quiz(caption = "Have ago at these questions to test your knowledge.",
answer("The value of the regression coefficient is less than 0."),
answer("The value of the regression coefficient is not equal to 0.")),

question("For the regression model coded in R as $test_{score} ~ age$, how many regression coefficients are there?",
question("For the regression model coded in R as $test\\_score \\sim age$, how many regression coefficients are there?",
answer("1"),
answer("2", correct = TRUE),
answer("3"),
answer("4")),

question("For the regression model coded in R as $test_{score} ~ 1$, how many regression coefficients are there?",
question("For the regression model coded in R as $test\\_score \\sim 1$, how many regression coefficients are there?",
answer("1", correct = TRUE),
answer("2"),
answer("3"),
answer("4")),

question("For the full model $y ~ age + education_years$, which of these are valid null models? Select all that apply",
answer("$y ~ 1", correct = TRUE),
answer("$y ~ age + sex"),
answer("$y ~ age + status"),
answer("$y ~ education_years + age"))
question("For the full model $y \\sim age + education\\_years$, which of these are valid null models? Select all that apply",
answer("$y \\sim 1$", correct = TRUE),
answer("$y \\sim age + sex$"),
answer("$y \\sim age + status$"),
answer("$y \\sim education\\_years + age$"))
)
```

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