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Question 4 of 12 > - 14 ... View Policies Current Attempt in Progress According to Runzheimer International, the average cost of a domestic trip
Question 4 of 12 > - 14 ... View Policies Current Attempt in Progress According to Runzheimer International, the average cost of a domestic trip for business travellers in the financial industry is $1,250. Suppose another travel industry research company takes a random sample of 51 business travellers in the financial industry and determines that the sample average cost of a domestic trip is $1,183, with a sample standard deviation of $281. Construct a 98% confidence interval for the population mean from these sample data. Assume that the data are normally distributed in the population. Now go back and examine the $1,250 figure published by Runzheimer International. Does it fall into the confidence interval computed from the sample data? What does this tell you? Round your answers to 2 decimal places. The 98% confidence interval: SUS The figure given by Runzheimer International falls the confidence interval. There is no reason to V the reject Runzheimer figure as different from what we are getting based on this sample. acceptQuestion 4 of 12 > - /4 WN - View Policies Current Attempt in Progress According to Runzheimer International, the average cost of a domestic trip for business travellers in the financial industry is $1,250. Suppose another travel industry research company takes a random sample of 51 business travellers in the financial industry and determines that the sample average cost of a domestic trip is $1,183, with a sample standard deviation of $281. Construct a 98% confidence interval for the population mean from these sample data. Assume that the data are normally distributed in the population. Now go back and examine the $1,250 figure published by Runzheimer International. Does it fall into the confidence interval computed from the sample data? What does this tell you? Round your answers to 2 decimal places. The 98% confidence interval: SUS The figure given by Runzheimer International fall! V the confidence interval. There is no reason to the outside Runzheimer figure as different from what we are d on this sample. within
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