Mathematics, 13.11.2019 22:31 Bunnybear8099
The mean annual premium for automobile insurance in the united states is $1503 (insure website, march 6, 2014). being from pennsylvania, you believe automobile insurance is cheaper there and wish to develop statistical support for your opinion. a sample of 25 automobile insurance policies from the state of pennsylvania showed a mean annual premium of $1440 with a standard deviation of s = $165. if required, enter negative values as negative numbers.
a. develop a hypothesis test that can be used to determine whether the mean annual premium in pennsylvania is lower than the national mean annual premium.
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 21:30
Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?
Answers: 1
Mathematics, 22.06.2019 02:30
Apossible wavelength for the color blue is 0.000000492 meter. which of the following is a reasonable estimate for this wavelength for the color blue? a. 5 × 10-6 m b. 5 × 107 m c. 5 × 10-7 m d. 5 × 106 m
Answers: 2
You know the right answer?
The mean annual premium for automobile insurance in the united states is $1503 (insure website, marc...
Questions
Biology, 28.01.2020 23:47
Computers and Technology, 28.01.2020 23:47
Mathematics, 28.01.2020 23:47
Mathematics, 28.01.2020 23:47
Biology, 28.01.2020 23:47
Mathematics, 28.01.2020 23:47
Mathematics, 28.01.2020 23:47
Health, 28.01.2020 23:47
Physics, 28.01.2020 23:47
