Mathematics, 13.08.2019 01:30 dejhuanstafford8512
Astudy was designed to investigate the effects of two variables, (1) a student's level of mathematical anxiety and (2) teaching method, on a student's achievement in a mathematics course. students who had a low level of mathematical anxiety were taught using the traditional expository method. these students obtained a mean score of 420 with a standard deviation of 20 on a standardized test. assuming no information concerning the shape of the distribution is known, what percentage of the students scored between 380 and 460?
Answers: 2
Mathematics, 21.06.2019 14:30
1. what is the formula for finding the vertical distance between two points on a coordinate plane?
Answers: 1
Mathematics, 21.06.2019 14:30
Your friend swims on the school team. in his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. which time listed for his next race would make the range larger?
Answers: 1
Mathematics, 21.06.2019 20:00
A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?
Answers: 2
Mathematics, 21.06.2019 20:30
The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?
Answers: 1
Astudy was designed to investigate the effects of two variables, (1) a student's level of mathematic...
Social Studies, 27.01.2021 22:40
Mathematics, 27.01.2021 22:40
Mathematics, 27.01.2021 22:40
Geography, 27.01.2021 22:40
Mathematics, 27.01.2021 22:40
Geography, 27.01.2021 22:40
Mathematics, 27.01.2021 22:40
Mathematics, 27.01.2021 22:40
Mathematics, 27.01.2021 22:40
Chemistry, 27.01.2021 22:40
Mathematics, 27.01.2021 22:40
Social Studies, 27.01.2021 22:40