What would be the estimated population variance

Assignment Help Basic Statistics
Reference no: EM13215996

Suppose the counselor found the sum of squared deviations from the mean of the sample to be 135. Given that he tested 10 people, what would be the estimated population variance?

Reference no: EM13215996

Questions Cloud

Explain what the contribution margin tells a company : b. What is the contribution margin for March c. Once the contribution margin is determined, explain what the contribution margin tells a company d. Explain the differences and benefits when the contribution margin format is used instead of the trad..
How much can clark claim as a child care credit in 2013 : Clark, a widower, maintains a household for himself and his two dependent preschool children. For the year ended December 31, 2013, Clark earned a salary of $36,000. He paid $3,500 to a housekeeper to care for his children in his home.
Explain challenges managers face with managing uncertainty : Compare and contrast the difference between innovation and entrepreneurship. Describe the challenges managers face with managing uncertainty and risk.
What is expected time in minutes until the next touchdown : Suppose it has been observed that touchdowns scored in a game by your favorite football team are Poisson random variables. The rate is  = 4 per game. We know from the lecture that the time until the next touchdown follows an exponential distribut..
What would be the estimated population variance : Suppose the counselor found the sum of squared deviations from the mean of the sample to be 135. Given that he tested 10 people, what would be the estimated population variance?
Confidence interval for the population of all americans : If appropriate, find a 90% confidence interval for the population of all Americans who consider that the amount of federal income tax they pay as too high.
Compute and interpret the margin of error : Find t (subscript alpha/2) for a confidence interval with 90% confidence and compute and interpret the margin of error "E" for a confidence interval with 90% confidence.
Find the point estimate of the population mean : Find the point estimate of the population mean, calculate Standard deviation/√n and calculate Z (subscript-alphasymbol/2) interval for the 95% confidence level.
Explain cultural differences between the team members : Thinking about the cultural differences between the team members (e.g. language, decision making processes), prepare a short list of recommendations that address the following:

Reviews

Write a Review

Basic Statistics Questions & Answers

  Prediction of risk for strock from regression model

A 10 year study by the American Heart Association provided data on how age, blood pressure and smoking relate to the risk of strokes.

  Without good measurement-statistical analysis is worthless

Evaluate this statement: "Without good measurement, statistical analysis is worthless." Do you believe it is an overgeneralization.

  Determining confidence interval for average weights

Determine 80% confidence interval for average weights of Allen's hummingbirds in study regions. Determine the margin of error?

  Conclusion that address the original claim

Identify the null and alternative hypothesis, test statistics, p-value(or range of P-value), critical value(s), and state the final conclusion that address the original claim.

  Numeric measurement data

What type of research uses numeric measurement data? What type of research uses a research hypothesis?

  Calculations to test for effect modification

Carry out the suitable calculations to test for effect modification.  Interpret your results.

  Give the value of r and r squared for model

Predict the final average of a student who made an 83 on the first test. Give the value of r and r squared for this model. Interpret the value of r squared in the context of this problem.

  Evaluate for the value of x

Please address the following question: Solve for x. Write your answer as a fraction in simplest form.

  Computing expected values and decision making

There is a probability that the river will flood next year. Riverside's profits for the coming year depend on whether Laura buys the flood insurance and whether the river floods.

  Applied managerial statistics

CD Camera produces a new camera that it claims can take an average of more than 7 photographs per second. A test of 36 randomly selected cameras yielded the following sample values:

  Determining chip probability

A bowl contains R red and W white chips. Suppose N chips are drawn without replacement from the bowl.

  Question on hypothesis testing of mean and variance

The following data are from an independent-measures experiment comparing two treatment conditions. Do these data indicate a significant difference between the treatments

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd