Mathematics, 02.09.2019 07:20 lulustar13
The times of all 15 year olds who run a certain race are approximately normally distributed with a given mean mc026-1.jpg = 18 sec and standard deviation mc026-2.jpg = 1.2 sec. what percentage of the runners have times less than 14.4 sec?
0.15%
0.30%
0.60%
2.50%
Answers: 2
Mathematics, 21.06.2019 18:00
George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain
Answers: 1
Mathematics, 21.06.2019 20:30
Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.
Answers: 2
The times of all 15 year olds who run a certain race are approximately normally distributed with a g...
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