# CG Q$5$a # Use the mean$()$ function to calculate the average points for the Napa Sonoma sub$-$region.

$33$

subsetting. $.$

$34$

$35$

$36$

# CG Q$5$b # Use the mean$()$ function to calculate the average price for the Napa Sonoma sub$-$region fusing a single line of code.

# CG Q$6$ # Now we'll practice our counting skills again.

$38$ #### The rating scale being used by these tasters orignally had $91$ as the highest possible score

$39$

$40$

#### and now goes to $100$ for exceedingly delicious wines.

#### Use the sum$()$ function on a logical vector that checks for whether points are greater than $91$ or not

#### to count the number of wine ratings with more than $91$ points.

# CG Q$7$a # Now we'll practice subsetting on more than one criteria.

##### Use the mean$()$ function to compute the average points for wines

##### that are chardonnay and from the Napa Sonoma sub$-$region.

# CG Q$7$b # More practice subsetting on more than one criteria.

##### Use the mean$()$ function to compute the average price for wines that are ##### either chardonnay or are from the finger lakes sub$-$region.

# CG Q$8$ # Use the median$()$ function to find the median price for ##### a Cabernet Sauvignon that is rated higher than $91$ points.

mean$(x,$dots$)$