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Question of 6 Question 1 5 points Save Answer You want to estimate the mean salary...
You want to estimate the mean salary of people in a country, so you take a...
You want to estimate the mean salary of people in a country, so you take a random sample of 121 people from around the country. The sample had an average salary of 845000 dollars with population standard deviation of 500.00 dollars. Calculate the Upper Limit of the 5% confidence interval for the mean salary of the people in the country Reminder: You only need to calculate the Upper Limit of the confidence interval.
You want to estimate the mean salary of people in a country, so you take a...
You want to estimate the mean salary of people in a country, so you take a random sample of 49 people from around the country. The sample had an average salary of 8450 00 dollars with population standard deviation of 50000 dollars. Calculate the Lower Limit of the 95% confidence interval for the mean salary of the people in the country. Reminder: You only need to calculate the Lower Limit of the confidence interval
You want to estimate the mean salary of people in a country, so you take a random sample of 81 people from around the country
You want to estimate the mean salary of people in a country, so you take a random sample of 81 people from around the country. The sample had an average salary of 8450.00 dollars with population standard deviation of 500.00 dollars. Calculate the Lower Limit of the 99% confidence interval for the mean salary of the people in the country. Reminder: You only need to calculate the Lower Limit of the confidence interval. _______
5 points Save YOU WEB smoan Salary of maple in a country, so you as a...
5 points Save YOU WEB smoan Salary of maple in a country, so you as a random sampel225 people from around come had an awesos de Calculate the Upper Limit of the 99% confidence interval for the mean salary on the people in the country Reminder You only need to calculate the permit of the confidence interval This les cours no wow backtracking Changes to the tower tersutmonle pichbind Remaining Time: 43 minutes, 28 seconds Question Completion Status: Question for...
5 points Save As A sample of 100 observations is selected from a normal population where...
5 points Save As A sample of 100 observations is selected from a normal population where the population standard deviation is 30, and the sample mais 180 Calculate the Upper Limit of the confidence interval of the population mean Reminders You only need to calculate the Upper Limit of the confidence interval
We want to estimate the mean starting salary in a population of graduates. Approximately normally distributed....
We want to estimate the mean starting salary in a population of graduates. Approximately normally distributed. Standard deviation = 10 In a random sample of 31 graduates, the mean starting salary was 61.8 and the standard deviation was 12. 1. What is the lower (smaller) endpoint of the 90% confidence interval for the population mean? 2. What is the upper (larger) endpoint of the 90% confidence interval for the population mean? 3. If null hypothesis = 60 and alternate hypothesis...
QUESTIONS 1 points Save Ans To determine the average weight of carry-on luggage by passengers in...
QUESTIONS 1 points Save Ans To determine the average weight of carry-on luggage by passengers in airplanes, a sample of 35 pieces of carry-on luggage was weighed. The average weight was 28 pounds. Assume that we know the standard deviation of the population to be 6 pounds. Determine a 97% confidence interval estimate for the mean weight of the carry-on luggage. Provide the lower limit of the confidence interval. QUESTION 9 points Save Answer A random sample of 20 students...
A random sample of 34 observations is used to estimate the population mean. The sample mean...
A random sample of 34 observations is used to estimate the population mean. The sample mean is 104.6 and the sample standard deviation is 28.8. What is the Upper Confidence Limit for a 95% confidence interval for the population mean? Round your answer to 1 decimal place.
5 points Save Answer A sample of 25 observations is selected from a normal population where...
5 points Save Answer A sample of 25 observations is selected from a normal population where the population standard deviation is 20. and the sample mean is 120 Calculate the Lower Limit of the 70% confidence interval of the population mean. Reminder: You only need to calculate the Lower Limit of the confidence interval. Moving to the next question prevents changes to this answer Activate Wind Gustion 2016
You want to estimate the mean SATM score for 250,000 high school seniors in California. Only abou...
You want to estimate the mean SATM score for 250,000 high school seniors in California. Only about 45% of California students take the SAT. These self-selected students are planning to attend college and are not representative of all California seniors. A simple random sample (SRS) of 500 California high school seniors is tested. The mean score of the sample is Y = 461 What could you say about the mean score, η = 508 in the population of all 250,000...
You want to estimate the mean salary of people in a country, so you take a random sample of 121 people from around the country. The sample had an average salary of 845000 dollars with population standard deviation of 500.00 dollars. Calculate the Upper Limit of the 5% confidence interval for the mean salary of the people in the country Reminder: You only need to calculate the Upper Limit of the confidence interval.
You want to estimate the mean salary of people in a country, so you take a random sample of 49 people from around the country. The sample had an average salary of 8450 00 dollars with population standard deviation of 50000 dollars. Calculate the Lower Limit of the 95% confidence interval for the mean salary of the people in the country. Reminder: You only need to calculate the Lower Limit of the confidence interval
5 points Save YOU WEB smoan Salary of maple in a country, so you as a random sampel225 people from around come had an awesos de Calculate the Upper Limit of the 99% confidence interval for the mean salary on the people in the country Reminder You only need to calculate the permit of the confidence interval This les cours no wow backtracking Changes to the tower tersutmonle pichbind Remaining Time: 43 minutes, 28 seconds Question Completion Status: Question for...
5 points Save As A sample of 100 observations is selected from a normal population where the population standard deviation is 30, and the sample mais 180 Calculate the Upper Limit of the confidence interval of the population mean Reminders You only need to calculate the Upper Limit of the confidence interval
We want to estimate the mean starting salary in a population of graduates. Approximately normally distributed. Standard deviation = 10 In a random sample of 31 graduates, the mean starting salary was 61.8 and the standard deviation was 12. 1. What is the lower (smaller) endpoint of the 90% confidence interval for the population mean? 2. What is the upper (larger) endpoint of the 90% confidence interval for the population mean? 3. If null hypothesis = 60 and alternate hypothesis...
QUESTIONS 1 points Save Ans To determine the average weight of carry-on luggage by passengers in airplanes, a sample of 35 pieces of carry-on luggage was weighed. The average weight was 28 pounds. Assume that we know the standard deviation of the population to be 6 pounds. Determine a 97% confidence interval estimate for the mean weight of the carry-on luggage. Provide the lower limit of the confidence interval. QUESTION 9 points Save Answer A random sample of 20 students...
5 points Save Answer A sample of 25 observations is selected from a normal population where the population standard deviation is 20. and the sample mean is 120 Calculate the Lower Limit of the 70% confidence interval of the population mean. Reminder: You only need to calculate the Lower Limit of the confidence interval. Moving to the next question prevents changes to this answer Activate Wind Gustion 2016
You want to estimate the mean SATM score for 250,000 high school seniors in California. Only about 45% of California students take the SAT. These self-selected students are planning to attend college and are not representative of all California seniors. A simple random sample (SRS) of 500 California high school seniors is tested. The mean score of the sample is Y = 461 What could you say about the mean score, η = 508 in the population of all 250,000...
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