When using the summary function on a data frame, what value(s) is/are returned for a numeric variable?

Create a function that returns the first n rows and first m columns of a data frame. Set the default to n=5 and m =5. You can assume the input will have at least 5 rows and 5 columns. DO NOT any built-in function like tail() or slice().

What does the following code return? 10 %% 3 

When plotting discrete data, we use a:

Which of the following expressions evaluates to 0.2?

Target focused on pregnant women because:

Which of the following will give us a Series that maps the dinosaur names to the lengths in order from shortest to longest?

Chunks, in the sense of this article, are:

Which of the following will calculate the total of all of the numbers in the frame?

There is a small group of racers with names “Rich”, “Rocket”, “Freya”, “Harper” who have run many races together. The estimated probability of winning any given race based on the data from the many races they have run is 0, 0.2, 0.7, and 0.1, respectively. Which of the following statements constructs a Series that maps the racers’ names to the probability of them winning a race? It looks like this: