Mathematics, 23.06.2019 10:30 Kimberlytdb
Ateacher surveyed her class after they had taken a vocabulary test. eighteen of the students claimed they had studied at least one hour for the test. the remaining twelve students admitted that they had not studied for the test at all. the test results (expressed as a percent) for the two groups are shown below. studied: 87, 100, 94, 79, 92, 100, 95, 83, 89, 99, 100, 91, 89, 95, 100, 93, 96, 83 did not study: 82, 72, 45, 91, 58, 83, 65, 87, 90, 77, 73, 89 part 1: calculate the mean of the group that did not study, rounded to the nearest tenth. part 2: calculate the mean absolute deviation of the group that did not study, rounded to the nearest tenth. part 3: how many of the scores (from the group that did not study) are more than two mean absolute deviations from the mean?
Answers: 2
Mathematics, 21.06.2019 14:30
In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.
Answers: 1
Mathematics, 21.06.2019 17:30
One positive number is 9 more than twice another. if their product is 95, find the numbers
Answers: 1
Mathematics, 21.06.2019 20:10
60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?
Answers: 2
Mathematics, 21.06.2019 21:30
Apool measures 100 meters by 100 meters a toddler inside the pool and trows a ball 60 centimeters from one edge of the pool.how far is the ball from the opposite edge of the pool
Answers: 1
Ateacher surveyed her class after they had taken a vocabulary test. eighteen of the students claimed...
Biology, 14.11.2019 20:31
Mathematics, 14.11.2019 20:31
History, 14.11.2019 20:31
Mathematics, 14.11.2019 20:31
History, 14.11.2019 20:31
Social Studies, 14.11.2019 20:31
Chemistry, 14.11.2019 20:31
SAT, 14.11.2019 20:31