What is the parameter

Assignment Help Basic Statistics
Reference no: EM132851989

In 2016, the Centers for Disease Control and Prevention reported that 36.5% of adults in the United States are obese. A county health service planning a new awareness campaign polls a random sample of 750 adults living there. In this sample 255 people were found to be obese based on their answers to a health questionaire.

a) What is the parameter? What is the statistics?

b) Do we have some evidence to suggest that the proportion of obesed adults in this county is different than 36.5%? Why?

c) Use the Four-Step-Procedure to perform a hypothesis test at alpha level of 0.10 to answer the question in part b).

Reference no: EM132851989

Questions Cloud

Among racial and ethnic groups in society : What are the causes of economic disparities or representational disparities between and among racial and ethnic groups in society?
Describe specific factors included in the cost of risk : a) The risk that workers in a manufacturing plant will be injured by machines and equipment.
Compute the mean and standard of deviation : Compute the mean and standard of deviation for the following sample of n= 5 scores: 70, 72, 71, 80 and 72. Hint:
Discuss what is business process : Discuss what is a business process? Pick one specific IT industry and explain what business process they are implementing?
What is the parameter : In 2016, the Centers for Disease Control and Prevention reported that 36.5% of adults in the United States are obese. A county health service
Infosec leadeship and communication : As an IT manager, you are an organizational leader. What is the best way to take the results from an event involving digital forensics
What is project and main attributes : What is a project, and what are its main attributes? How is a project different from what most people do in their day-to-day jobs?
Why companies use cryptography : With the advent of ML/AI, what effect do you think this will have on the future of firewalls? Discuss how and why companies use cryptography.
Confidentiality-Integrity and Availability triad : Discuss the concepts used in the Confidentiality, Integrity, and Availability triad.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Conduct test and write a sentence summary of your conclusion

He decided to see if the results of the evening fit an "unbiased dice" model. Conduct the test and write a sentence summary of your conclusions.

  Potential error that the researcher is making is a type

If the results of the statistical analysis reveal a p-value of .05, the researcher should the null hypothesis. The potential error that the researcher is making

  Determining the samples of the same sample size

Assume 50 random samples of the same sample size are taken from a population, and a 90% confidence interval is constructed from each sample.

  Chief aim of sampling

The chief aim of sampling is to be able to select a. simple random samples b. a sample whose statistics will accurately portray an unknown population parameter

  What is the population estimate

Wildlife management In wildlife management, the capture-mark-recapture technique is used to estimate the populations of fish or birds in an area or to measure.

  Investigate claims that raw pollutants

The board of health of a particular state was called to investigate claims that raw pollutants were being released into the river flowing past a small residential community.

  Relationship between fuel efficiency and weight of a car

What does the correlation imply about the relationship between fuel efficiency and weight of a car? Is this what you expected?

  Discuss three important economic

Discuss three important economic, social, and/or political changes in California that began during the Gold Rush period.

  Computers and two sensors in a subway train

Assume that you have two computers and two sensors in a subway train. If any of the two computers fails and, at the same time, any of both sensors fails

  Confidence interval-proportion of defective vending machine

Of 346 vending machines tested, 12 are found to be defective. Construct the 98 % confidence interval for the proportion of all defective vending machines.

  Mileage tests were conducted on a randomly selected sample

mileage tests were conducted on a randomly selected sample of 100 newly developed automobile tires. the results showed

  What is the approximate p value

The results include n1 = 32, n2 = 30, n3 = 28, n4 = 41, SSTR = 4,537, and MSE = 412. Are all four names approximately equally liked, on average? What is the approximate p-value?

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