Question: The accompanying data set contains two numerical variables, x 1 and x 2 . a. For x 2 , how many of the observations are

The accompanying data set contains two numerical variables, x1 and x2.
a. For x2, how many of the observations are equal to 2?

b. Sort x1 and then x2, both in ascending order. After the variables have been sorted, what is the first observation for x1 and x2?

c. Sort x1 and then x2, both in descending order. After the variables have been sorted, what is the first observation for x1 and x2?

d. Sort x1 in ascending order and x2 in descending order. After the variables have been sorted, what is the first observation for x1 and x2?

e. How many missing values are there in x1 and x2?

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