The total number, n, of employees at a company depends on the company's yearly gross profits according to the equation n=10p+20, where p is the yearly gross profit in millions of dollars. if the yearly gross profit declined from 20 million dollars to 15 million dollars, what was the decrease in the number of employees? f) 70 g) 220 h) 120 j) 50

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