subject
Mathematics, 13.06.2020 03:57 kevenluna10oytivm

Fowle Marketing Research, Inc., bases charges to a client on the assumption that telephone surveys can be completed in a mean time of 15 minutes or less. If a longer mean survey time is necessary, a premium rate is charged. Suppose a sample of 35 surveys produces the data in the Microsoft Excel Online file below. Use a known σ = 3.6 minutes. Is the premium rate justified? 20.3

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 18:30
Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much
Answers: 1
question
Mathematics, 21.06.2019 19:30
1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show
Answers: 1
question
Mathematics, 21.06.2019 20:00
The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.
Answers: 3
question
Mathematics, 21.06.2019 20:50
A. what is the area of the base? use complete sentences to explain your reasoning. b. what is the volume of the prism? use complete sentences to explain your reasoning.
Answers: 1
You know the right answer?
Fowle Marketing Research, Inc., bases charges to a client on the assumption that telephone surveys c...
Questions
question
History, 11.07.2019 20:00