WHAT IS THE RULE PLEASE HELP
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Mathematics, 21.06.2019 22:10
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.
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Mathematics, 21.06.2019 23:30
The volume of a box varies directly with its length if a box in the group has a length of 30inches and k=24 what is its volume
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Mathematics, 22.06.2019 02:30
The interior angles formed by the sides of a hexagon have measures that sum to 720°. what is the measure of angle a? enter your answer in the box. m∠a= °
Answers: 3