Mathematics, 08.07.2019 15:20 leannamat2106
Suppose 4-year-olds in a certain country average 3 hours a day unsupervised and that most of the unsupervised children live in rural areas, considered safe. suppose that the standard deviation is 1.8 hours and the amount of time spent alone is normally distributed. we randomly survey one 4-year-old living in a rural area. we are interested in the amount of time the child spends alone per day. what percent of the children spend over 10 hours per day unsupervised?
Answers: 1
Mathematics, 20.06.2019 18:02
What is the midpoint of the segment below? (-4,-7) (5,6)
Answers: 1
Mathematics, 21.06.2019 16:40
This question awards 100 ! i really don’t want to fail i will also mark you !
Answers: 2
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
Mathematics, 21.06.2019 21:30
Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?
Answers: 3
Suppose 4-year-olds in a certain country average 3 hours a day unsupervised and that most of the uns...
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