Strings

For these exercises, we’ll use the dog breed traits data set.

1. Load tidyverse and import dog_breed_traits_clean.csv to traits.

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2. Return the first ten letters of the alphabet in upper case.

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3. Create this character string and assign it to mystring: The elephant said “Hello” then ‘Bye!’ Then view how it would be printed.

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4. Find how many characters are in mystring.

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5. Create a vector of the first four characters of the coat_length column from traits.

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6. Convert the breed column of traits to sentence case.

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7. Create series of sentences using breed and coat_length that states “[insert breed name] have a [insert coat length] coat” that uses the proper cases.

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8. In the mtcars data set, extract the first two digits of the mpg variable and the last three digits of the car names and combine them into a single string.

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9. Print the fruit data set, then capitalize all first word letters in the data set, then capitalize all words in the data set.

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