The dot plots below show rainfall totals in the highlands and lowlands areas of a certain region. when comparing the two sets of data, which is a true statement?

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

Find the measure of the angle indicated in bold