What are practical exercises with given confidence interval

Assignment Help Basic Statistics

Reference no: EM131397332

1. Verify that the 0.95 confidence interval for the difference between the means, based on the data in given Table and Student's T, is (2.2, 20.5). What are the practical exercises with this confidence interval.

2. Student's T rejects the hypothesis of equal means based on the data in given Table. Interpret what this means.

Table : Weight gain (in Grams) of Rats in Ozone Experiment
Control:	41.0	38.4	24.4	25.9	21.9	18.3	13.1	27.3	28.5	-16.9
Ozone:	10.1	6.1	20.4	7.3	14.3	15.5	-9.9	6.8	28.2	17.9
Control:	26.0	17.4	21.8	15.4	27.4	19.2	22.4	17.7	26.0	29.4
Ozone:	-9.0	-12.9	14.0	6.6	12.1	15.7	39.9	-15.9	54.6	-14.7
Control:	21.4	26.6	22.7
Ozone:	44.1	-9.0

Reference no: EM131397332

Questions Cloud

What is the minimum score : A highly selective boarding school will only admit students who place at least 2 standard deviations above the mean on a standardized test that has a mean of 100 and a standard deviation of 20. What is the minimum score that an applicant must make..

Standard deviations of the mean : At one point the average price of regular unleaded gasoline was $3.52per gallon. Assume that the standard deviation price per gallon is $0.04per gallon and use Chebyshev's inequality to answer the following. (a) What percentage of gasoline station..

Firm market offering and the consumer need : Identifying target audiences that represent the best match between the firm's market offering and the consumer's need and desire is called. Baggini argues that the notion of a God assigning a purpose to humans should be _____ to believers and nonbeli..

What is the value of the ranges and ovens : The value (in millions of dollars) of electric household ranges and ovens shipped in a certain country can be approximated by the function g(x)= -29.1x squared + 220x +2235, where x=0 corresponds to the year 2000. What is the value of the ranges a..

What are practical exercises with given confidence interval : Verify that the 0.95 confidence interval for the difference between the means, based on the data in given Table and Student's T, is (2.2, 20.5). What are the practical exercises with this confidence interval.

Direct-response advertising : What role does direct marketing have in a global company's promotion mix? Name three companies that have successfully used direct mail or other forms of direct-response advertising.

Target market and segmentation and promotional tools : In this discussion, read one of the two assigned readings on promotion and take the quizzrs on target market and segmentation and promotional tools. Then discuss how you would promote your product or service in a foreign country of your choice and wh..

Discuss risks and nature of the company you will be auditing : Discuss specific risks and nature of the company you will be auditing and create comprehensive work programs for the Acquisition, Payment, Property Plant, and Equipment, Notes Payable and Owner's Equity accounts and cycles.

Service including brand and logo and packaging : Describe the product or service including brand/logo and packaging. In addition, use the following link, and visit the globalEdge website and describe how you would determine the prices to export your product/service for global consumption based on c..

User Account

All Pages