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
Mathematics, 21.06.2019 23:30
Which statements are true about box plots? check all that apply. they describe sets of data. they include the mean. they show the data split into four parts. they show outliers through really short “whiskers.” each section of a box plot represents 25% of the data.
Answers: 3
Mathematics, 21.06.2019 23:40
Let x = a + bi and y = c + di and z = f + gi. which statements are true?
Answers: 1
Mathematics, 22.06.2019 03:00
Si el duplo del mayor de dos numeros se divide entre el el triplo del menor, el cocient es 1 y el residuo 3, y si 8 veces el menor se divide por el mayor, el cociente es 5 y el residuo 1
Answers: 1
The mean annual premium for automobile insurance in the united states is $1503 (insure website, marc...
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