Mathematics, 23.06.2019 20:00 keelyrosewillia
Mr flannery's math class averaged poorly on a test, so he gave them a retest. there are 30 students in his class. on the retest, 10 students gained 15 points each, 10 students gained 5 points each, and 10 students lost 5 points each. how does the mean of the retest scores compare to the mean of the scores on the first test? a) the means are the same. b) the mean on the retest is 5 points higher. c) the mean on the retest is 10 points higher. d) the mean on the retest is 15 points higher.
Answers: 1
Mathematics, 21.06.2019 16:20
What are the soultion(s) to the quadratic equation 40- x^2=0
Answers: 1
Mathematics, 21.06.2019 20:30
What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi
Answers: 1
Mathematics, 22.06.2019 00:00
Which statement best describes how to determine whether f(x) = x squared- x +8 is an even function ?
Answers: 2
Mr flannery's math class averaged poorly on a test, so he gave them a retest. there are 30 students...
English, 07.05.2021 05:20
Mathematics, 07.05.2021 05:20
History, 07.05.2021 05:20
Mathematics, 07.05.2021 05:20
Spanish, 07.05.2021 05:20
Mathematics, 07.05.2021 05:20
Mathematics, 07.05.2021 05:20
Mathematics, 07.05.2021 05:20
English, 07.05.2021 05:20
Mathematics, 07.05.2021 05:20
Mathematics, 07.05.2021 05:20
History, 07.05.2021 05:20
English, 07.05.2021 05:20