Mathematics, 18.12.2019 03:31 kendricklamar29
The local oil changing business is very busy on saturday mornings and is considering expanding. a national study of similar businesses reported the mean number of customers waiting to have their oil changed on saturday morning is 3.6. suppose the local oil changing business owner, wants to perform a hypothesis test. the null hypothesis is the population mean is 3.6 and the alternative hypothesis is the population mean is not equal to 3.6. the owner takes a random sample of 16 saturday mornings during the past year and determines the sample mean is 4.2 and the sample standard deviation is 1.4. it can be assumed that the population is normally distributed. the level of significance is 0.05. the decision rule for this problem is to reject the null hypothesis if the observed "t" value is
Answers: 2
Mathematics, 21.06.2019 16:00
Asap for seven months an ice creams vendor collects data showing the number of cones sold a day (c) and the degrees above 70 degrees f the vendor finds that there is a positive linear association between c and t that is the best modeled by this equation c=3.7t+98 which statement is true? the model predicts that the average number of cones sold in a day is 3.7 the model predicts that the average number of cones sold i a day is 98 a model predicts that for each additional degree that the high temperature is above 70 degres f the total of number of cones sold increases by 3.7 the model predicts for each additional degree that the high temperature is above 70 degrees f the total number of cones sold increasingly by 98
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Mathematics, 21.06.2019 20:00
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Mathematics, 21.06.2019 23:00
Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second
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Mathematics, 22.06.2019 00:00
David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?
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The local oil changing business is very busy on saturday mornings and is considering expanding. a na...
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