A bag contains 10 black tiles and 10 white tiles. Caden will randomly select one tile from the bag. What is the probability that Caden will select a black tile? Describe this probability as impossible, unlikely, neither likely nor unlikely, likely, or certain.

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

What is the measure of sty in oo below? 130 310 230 50

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.