Mathematics, 27.11.2019 22:31 Siebee23
The mean annual premium for automobile insurance in the united states is $1503 (insure. com website, march 6, 2014). being from pennsylvania you believe automobile insurance s 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.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. b. what is a point estimate of the difference between the mean annual premium in pennsylvania and the national mean? c at a = .05, test for a significant difference. what is your conclusion?
Answers: 3
Mathematics, 21.06.2019 17:30
Student price tickets to a movie are $1 and non student tickets are $2. 350 tickets are sold and the total amount made is $450. how many non student tickets were sold ? a) 100 b) 150 c) 200 d)250
Answers: 2
Mathematics, 22.06.2019 00:30
Graph a point. start at your origin, move left 10 units, and then move up three units which ordered pair is the point you graphed
Answers: 2
Mathematics, 22.06.2019 02:00
An amusement park manager determined that about 23 of all customers would wait in long lines to ride the new roller coaster. which simulation could not be used to answer questions about whether a customer would wait?
Answers: 1
The mean annual premium for automobile insurance in the united states is $1503 (insure. com website,...
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