Jim can type 90 words in 2.5 minutes on his cell phone. At this rate, how many words can he type in 7.5 minutes

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)

These box plots show the number of electoral votes one by democratic and republican presidential candidates for the elections from 1984 through 2012. which statement best compares the spread of the data sets