subject
Mathematics, 03.04.2020 02:53 bryceisawesome110

A certain type of fiber optic cable transmits light a mean distance of 58 km. A research team wishes to investigate if a modification in the manufacturing process will increase the mean acceptable transmission distance. A sample of forty batches of cable produced under the new process are tested. The sample mean is 59.1 km with sample standard deviation 2.31 km. Assume the population is normally distributed.

The correct test statistic is:

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 23:40
The function f(x)= -(x+5)(x+1) is down. what is the range of the function?
Answers: 3
question
Mathematics, 22.06.2019 00:00
Darragh has a golden eagle coin in his collection with a mass of 13.551\,\text{g}13.551g. an uncirculated golden eagle coin has a mass of 13.714\,\text{g}13.714g.
Answers: 2
question
Mathematics, 22.06.2019 00:40
The formula for the volume of a right square pyramid is given below, where a is the side length of the base and h is the height.
Answers: 1
question
Mathematics, 22.06.2019 02:30
The slope of the line whose equation is 3y = 2x - 3 is 2 2/3 3/2
Answers: 1
You know the right answer?
A certain type of fiber optic cable transmits light a mean distance of 58 km. A research team wishes...
Questions
question
Spanish, 10.04.2021 05:20
question
Computers and Technology, 10.04.2021 05:20
question
Mathematics, 10.04.2021 05:20
Questions on the website: 13722360