Mathematics, 31.10.2019 01:31, makaylaf395
Janet performed a correlational study on the relationship of hours of sleep and performance on a midterm. she found the correlation coefficient to be .32. this indicates that
a. the relationship between sleep and exam performance is fairly strong
b. there is really no relationship between sleep and exam performance.
c. as hours of sleep increase, test performance goes down
d. as hours of sleep decreases, test performance stays the same.
Answers: 3
Mathematics, 21.06.2019 12:30, johnandashley5p65r4a
Which shows one way to determine the factors of x3 + 5x2 – 6x – 30 by grouping? x(x2 – 5) + 6(x2 – 5)x(x2 + 5) – 6(x2 + 5)x2(x – 5) + 6(x – 5)x2(x + 5) – 6(x + 5)
Answers: 3
Mathematics, 21.06.2019 19:50, jlankford148
A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex
Answers: 2
Mathematics, 21.06.2019 23:30, brendacauani12345
Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?
Answers: 2
Janet performed a correlational study on the relationship of hours of sleep and performance on a mid...