Mathematics, 31.05.2020 11:57, kidkoolaidboy96291

A certain test preparation course is designed to help students improve their scores on the GRE exam. A mock exam is given at the beginning and end of the course to determine the effectiveness of the course. The following measurements are the net change in 5 students' scores on the exam after completing the course:

6,14,12,23,0
Using these data, construct a 95% confidence interval for the average net change in a student's score after completing the course. Assume the population is approximately normal.

Step 4 of 4: Construct the 95% confidence interval. Round your answer to one decimal place.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 18:40, jesus3426

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

Answers: 1

continue

Mathematics, 21.06.2019 23:30, kiaraceballos2880

It takes an ant farm 3 days to consume 1/2 of an apple. at that rate, in how many days will the ant farm consume 3 apples

Answers: 1

continue

Mathematics, 22.06.2019 05:00, micro7909

A33.33 percent decrease followed by a 50% increase. greater or larger that original amount?

Answers: 1

continue

Mathematics, 22.06.2019 05:30, andrew8228

Line a is parallel to line b, m2=4x+44, and m6=6x+36. find the value of x.