Question

Among a sample of 38 public defenders, the mean starting salary is $64,508.84 with a standard...

Among a sample of 38 public defenders, the mean starting salary is $64,508.84 with a standard deviation of $14, 523.92. Construct a 95% confidence interval around this sample mean.

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
2. A random sample of 12 recent college graduates reported an average starting salary of $54,000...
2. A random sample of 12 recent college graduates reported an average starting salary of $54,000 with a standard deviation of $6,000. To construct a 95% confidence interval for the mean starting salary of college graduates, what will be the margin of error? Round to whole dollars.
In a study of starting salaries for nurses, I surveyed 20 nurses. In this sample, the...
In a study of starting salaries for nurses, I surveyed 20 nurses. In this sample, the starting salary was $70,000 with a standard deviation of $8,000. (a) (5pts) Develop a 95% confidence interval for the population mean. (b) (5pts) Develop a 95% confidence interval for the population standard deviation.
A random sample of 20 starting salaries in a certain field found an average of $23...
A random sample of 20 starting salaries in a certain field found an average of $23 per hour, and a standard deviation of $3. Construct a 95% confidence interval for the true starting salary in this field.
Starting Salary Problem In 2013, the mean starting salary for college graduates who major in Social...
Starting Salary Problem In 2013, the mean starting salary for college graduates who major in Social Work was $45,000. An analyst for a job searching company claims that the mean starting salary has since decreased. In a random sample of 38 job posting for social workers, the mean starting salary was $43,200 with a standard deviation of $9,340. Test the claim using a significance level of 0.10. Determine the p-value. Round your answer to 4 decimal places.
In a survey sample of 1,000 respondents, the mean annual salary is $32,245, with a standard...
In a survey sample of 1,000 respondents, the mean annual salary is $32,245, with a standard deviation of 4021.54. By a step by step process: 1. Estimate the value of the standard error 2. Calculate a 95% confidence interval for these data. (0.25 Points)
A sample of 75 New York public school teachers was surveyed about their salaries. Their mean...
A sample of 75 New York public school teachers was surveyed about their salaries. Their mean salary was $65467 with a standard deviation of $5130. a. Use the Confidence Interval Calculator and a 90% confidence level to estimate the population mean salary. $65467 +/- $ b. Use a 95% confidence level to estimate the population mean salary. $65467 +/- $ c. Use a 99% confidence level to estimate the population mean salary. $65467 +/- $
6) In a study of starting salaries for nurses, I surveyed 20 nurses. In this sample,...
6) In a study of starting salaries for nurses, I surveyed 20 nurses. In this sample, the starting salary was $70,000 with a standard deviation of $8,000. (a) (10pts) Develop a 95% confidence interval for the population mean. (b) (10pts) Develop a 95% confidence interval for the population standard deviation. Please write out. Thank you man!
You have been asked to build a confidence interval of the population mean starting salary for...
You have been asked to build a confidence interval of the population mean starting salary for registered nurses in the United Stats. You already know that the population standard deviation for starting salaries is $7000 per year, and you want a margin of error no greater than plus or minus $1000. What is the minimum sample size that you should gather. If you want to have a level confidence of 95$%?
The mean starting salary for nurses is $67,694 nationally. The standard deviation is approximately $11,333. The...
The mean starting salary for nurses is $67,694 nationally. The standard deviation is approximately $11,333. The starting salary is normally distributed. A sample 35 starting salaries for nurses is taken. Find the probability that the sample mean is more than $68,000. Represent the probability with a graph.
You are given the sample mean and the population standard deviation. Use this information to construct...
You are given the sample mean and the population standard deviation. Use this information to construct the​ 90% and​ 95% confidence intervals for the population mean. Interpret the results and compare the widths of the confidence intervals. If​ convenient, use technology to construct the confidence intervals. A random sample of 45 home theater systems has a mean price of ​$140.00. Assume the population standard deviation is ​$16.20. Construct a 90% confidence interval for the population mean. The 90% confidence interval...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT