subject
Mathematics, 17.12.2021 03:20 dondre54

Suppose student test scores for a nationwide standardized test have an unknown distribution with a mean of 259 and a standard deviation of 33 points. A sample of size n=38 is randomly taken from the population and the mean is taken. What is the probability that the resulting mean is more than 264.3 points?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 19:30
The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units
Answers: 2
question
Mathematics, 21.06.2019 22:00
Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?
Answers: 2
question
Mathematics, 21.06.2019 23:00
Mr. rose asked his students to draw a quadrilateral with 4 unequal sides. draw an example of this kind of quadrilateral.
Answers: 2
question
Mathematics, 22.06.2019 00:00
Corresponding angles are a. always b. sometimes c. never congruent
Answers: 1
You know the right answer?
Suppose student test scores for a nationwide standardized test have an unknown distribution with a m...
Questions
question
Mathematics, 19.12.2020 01:00