Harles is paid $3.75 per hour plus time and a half on holidays and makes an average of 15% tips on his food sales as a server at the local seafood restaurant. This is modeled by the expression 3.75(x) + 3.75(1.5)(y) + 0.15(z).

What is Charles' gross pay if he worked 25 regular hours and 5 holiday hours and had $1,915 in food sales?

a
$121.88

b
$399.75

c
$409.13

d
$446.63

1. why is a frequency distribution useful? it allows researchers to see the "shape" of the data. it tells researchers how often the mean occurs in a set of data. it can visually identify the mean. it ignores outliers. 2. the is defined by its mean and standard deviation alone. normal distribution frequency distribution median distribution marginal distribution 3. approximately % of the data in a given sample falls within three standard deviations of the mean if it is normally distributed. 95 68 34 99 4. a data set is said to be if the mean of the data is greater than the median of the data. normally distributed frequency distributed right-skewed left-skewed