Unit 1 module 3
session 4
name
expressions & equations
write a numerical expression that includes grouping symbols
a
to find 8 x 17, i double and halve.

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.