Mathematics, 03.05.2021 15:10 maleah12x

During the last week of the semester, students at a certain college spend on the average 4.2 hours using the school’s computer terminals with a standard deviation of 1.8 hours. For a random sample of 36 students at that college, find the probabilities that the average time spent using the computer terminals during the last week of the semester is a) At least 4.8 hours (Draw the bell curve) b)

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 14:00, drelisech6467

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Answers: 1

continue

Mathematics, 21.06.2019 14:30, garciagang0630

Part of the total score for each program is the sum of five program component scores. on the free program, the sum of these five program component scores is multiplied by a factor of 2.0. yuzuru hanyu, of japan, earned scores of 9.07, 8.96, 8.89, 9.21, and 9.36 for the program components portion of his free program. how many total points did he receive for this portion?

Answers: 1

continue

Mathematics, 21.06.2019 15:20, jake9919

The vertices of a rectangle are given in the columns of the matrix . if is found to perform a transformation, what are the coordinates of the transformed rectangle? (0, 0), (0, –3), (–3, –3), (–3, 0) (0, 0), (0, 3), (3, 3), (3, 0) (0, 0), (0, 3), (–3, –3), (–3, 0) (0, 0), (0, 3), (–3, 3), (–3, 0)

Answers: 1

continue

Mathematics, 21.06.2019 15:30, annalisamorris0

Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?

Answers: 1

continue

You know the right answer?

During the last week of the semester, students at a certain college spend on the average 4.2 hours u...