Nationally, patients who go to the emergency room wait an average of 7 hours to be admitted into the hospital. Do patients at rural hospitals have a lower waiting time? The 10 randomly selected patients who went to the emergency room at rural hospitals waited an average of 6.2 hours to be admitted into the hospital. The standard deviation for these 10 patients was 1.6 hours. What can be concluded at the the αα = 0.01 level of significance level of significance?   The null and alternative hypotheses would be:       H0:H0:  ? μ p  Select an answer = > ≠ <         H1:H1:  ? μ p  Select an answer ≠ < = >       The test statistic ? t z Correct =  (please show your answer to 3 decimal places.)   The p-value =  (Please show your answer to 4 decimal places.)

Q: Nationally, patients who go to the emergency room wait an average of 5 hours to be admitted into the…

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Q: Nationally, patients who go to the emergency room wait an average of 6 hours to be admitted into the…

A: Given,sample size(n)=12sample mean(x)=4.7standard deviation(s)=2.6α=0.05

Q: Nationally, patients who go to the emergency room wait an average of 5 hours to be admitted into the…

A: Note- As per our policy we can answer only the first 3 sub-parts of a question. If you want…

Q: Nationally, patients who go to the emergency room wait an average of 6 hours to be admitted into the…

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Q: Nationally, patients who go to the emergency room wait an average of 6 hours to be admitted into the…

A: Given: Sample size n=13 Sample mean X¯=4.3 hrs Sample standard deviation s=2.9 hrs Population mean…

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Q: Nationally, patients who go to the emergency room wait an average of 7 hours to be admitted into the…

A: Denote μ as the true mean waiting time.

Q: Nationally, patients who go to the emergency room wait an average of 5 hours to be admitted into the…

A: Given: μ0=5 hours.n=11x¯=2.7 hours s=2.9 hoursα=0.05

Q: Nationally, patients who go to the emergency room wait an average of 7 hours to be admitted into the…

A: 1) From the given information, the population standard deviation is unknown.

Q: Nationally, patients who go to the emergency room wait an average of 7 hours to be admitted into the…

A: As per Bartley guidelines expert have to answer first question three subparts only dear students…

Q: Nationally, patients who go to the emergency room wait an average of 7 hours to be admitted into the…

A: Given that  Sample size n =15 Sample mean =5.4 Standard deviation =2.7 NOTE:- According to bartleby…

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Q: a. For this study, we should use Select an answer b. The null and alternative hypotheses would be:…

A: xbar =8.6 mu =7 s =2.3 n =14

Q: Nationally, patients who go to the emergency room wait an average of 5 hours to be admitted into the…

A: From the provided information, Sample size (n) = 10 Sample mean (x̅) = 8 Standard deviation (s) = 3…

Q: Nationally, patients who go to the emergency room wait an average of 6 hours to be admitted into the…

A: For this study, we should use : t test for a population mean

Q: Nationally, patients who go to the emergency room wait an average of 4 hours to be admitted into the…

A: As per our guidelines we are supposed to answer only 3 subpart of any questions so i am solving…

Q: Nationally, patients who go to the emergency room wait an average of 6 hours to be admitted into the…

A: Given,sample size(n)=13sample mean(x¯)=8.6sample standard deviation(s)=2.9population mean(μ)=6and…

Q: Nationally, patients who go to the emergency room wait an average of 7 hours to be admitted into the…

A: Note: Hey there! Thank you for the question. As you have specifically mentioned that you need help…

Q: A poll used a sample of 100 randomly selected car owners. Within the​ sample, the mean time of…

A: Answer Mean =5.54Sample size =100Standard deviation =3.39Use a 0.05 significance level.

Q: Nationally, patients who go to the emergency room wait an average of 6 hours to be admitted into the…

A: From the provided information, Nationally, patients who go to the emergency room wait an average of…

Q: Nationally, patients who go to the emergency room wait an average of 5 hours to be admitted into the…

A: Given that, The 15 randomly selected patients who went to the emergency room at rural hospitals…

Q: Nationally, patients who go to the emergency room wait an average of 7 hours to be admitted into the…

A: From the provided information, Sample size (n) = 14 Sample mean (x̄) = 7.1 Standard deviation (s) =…

Q: Nationally, patients who go to the emergency room wait an average of 4 hours to be admitted into the…

A: a. Since the population standard deviation is unknown, the appropriate test is one sample t-test.…

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Q: Nationally, patients who go to the emergency room wait an average of 7 hours to be admitted into the…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

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Q: Nationally, patients who go to the emergency room wait an average of 5 hours to be admitted into the…

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Q: Nationally, patients who go to the emergency room wait an average of 6 hours to be admitted into the…

A: Given,sample size(n)=15sample mean(x¯)=7.5standard deviation(s)=2.5α=0.05

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A: As the population standard deviation is not known, we will use t-test. It is required to test wther…

Q: Nationally, patients who go to the emergency room wait an average of 7 hours to be admitted into the…

A:

Q: One group of 50 students took a distance learning class, while another group of 25 took the same…

A: Solution : Given : n1 = 50              n2  = 25             x¯1 = 54.6             x¯2 = 60.6…

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Q: Nationally, patients who go to the emergency room wait an average of 6 hours to be admitted into the…

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Q: Nationally, patients who go to the emergency room wait an average of 5 hours to be admitted into the…

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Q: Nationally, patients who go to the emergency room wait an average of 4 hours to be admitted into the…

A: From the provided information, Sample size (n) = 14 Sample mean (x̄) = 4.5 Standard deviation (s) =…

Q: Nationally, patients who go to the emergency room wait an average of 4 hours to be admitted into the…

A: The random variable waiting time follows normal distribution. We have to test whether the population…