Mathematics, 04.04.2020 18:19 JavyHart9695
A standardized exam's scores are normally distributed. In a recent year, the mean test score was 1491 and the standard deviation was 312. The test scores of four students selected at random are 1910, 1230, 2190, and 1380. Find the z-scores that correspond to each value and determine whether any of the values are unusual.
Answers: 2
Mathematics, 21.06.2019 20:30
Is the point (0, 8) on the x-axis or y-axis? how do you know?
Answers: 2
Mathematics, 21.06.2019 23:00
The coordinate grid shows a pentagon. the pentagon is translated 3 units to the right and 5 units up to create a new pentagon. what is the rule for the location of the new pentagon?
Answers: 3
Mathematics, 22.06.2019 00:30
The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?
Answers: 1
A standardized exam's scores are normally distributed. In a recent year, the mean test score was 149...
Mathematics, 23.03.2020 20:27
Mathematics, 23.03.2020 20:27
Computers and Technology, 23.03.2020 20:27
Mathematics, 23.03.2020 20:28
Mathematics, 23.03.2020 20:28
Mathematics, 23.03.2020 20:28