Mathematics, 07.05.2021 02:50, diamondgodbee123
A company has developed a new deluxe AAA battery that is supposed to last longer than its regular AAA battery. However these new batteries are more expensive to produce. So the company would like to be convinced that they really do last longer. Based on years of experience, the company knows that its regular AAA batteries last lor 45 hours of continuous use. On average. The company selects an SRS Of 50 new batteries and uses them continuously until they are completely drained. The Sample mean lifetime is X =46.9 hours with a Standard deviation of S=4.6 hours
A) Check for the conditions for the situation
B) Calculate the test statistic for this situation
C) What is the P value for this situation?
D) What conclusion do you draw with 5% significance level? why?
E) What type of error could you possibly make here?
Answers: 3
Mathematics, 21.06.2019 18:00, WonTonBagel
You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?
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Mathematics, 21.06.2019 21:30, cocoj3205
Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.
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Mathematics, 22.06.2019 02:00, georgesk872
Look at the example below which shows how the product property of radicals is used to simplify a radical. use the product property of radicals to simplify the following radical.
Answers: 3
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