Calculate the test statistic

Assignment Help Basic Statistics

Reference no: EM1397780

In a bumper test, three types of autos were deliberately crashed into a barrier at 5 mph, and the resulting damage (in dollars) was estimated. Five test vehicles of each type were crashed, with the results shown below.

Research question: Are the mean crash damages the same for these three vehicles at 95% confidence level?

Goliath Varmint Weasel

1,600 1,290 1,090

760 1,400 2,100

880 1,390 1,830

1,950 1,850 1,250

1,220 950 1,920

A. Choose the Hypothesis

B. Specify the Decision Rule

C. Calculate the Test Statistic

D. Make the Decision

E. Give an interpretation of the Decision

F. P-value Method

1. Calculate the P-value, what is it?

Reference no: EM1397780

Questions Cloud

Confidence interval estimation and anova : The American Sugar Producers Association wants to estimate the mean yearly sugar consumption. A sample of 16 people reveals the mean yearly consumption to be 60 pounds with a standard deviation of 20 pounds.

Difference in pulse pressure between two body positions : When you stand up from a reclining position, there is a substantial shift of bloog from the veins of the thoracic cavity to the veins of your lower extremities.

Define difference between a t-test and a chi-square test : What is the difference between a t-test and a chi-square test? How are the results different.

Explain cell structure lab : explain Cell Structure Lab.

Calculate the test statistic : Choose the Hypothesis. Specify the Decision Rule. Calculate the Test Statistic. Make the Decision. Give an interpretation of the Decision

Estimate the probability of offspring having purple eyes : Purple eye color in fruit flies is an autosomal recessive trait whereas the normal eye color in fruit files (brick color) is an autosomal dominant trait.

Chi-square goodness-of-fit test : What is the chi-square goodness-of-fit test? What are the differences/similarities between this test and an independent t-test? How do you know when to use one analysis over the other? Show an example.

Basic theory of biological evolution : We are able to produce human insulin in bacteria by inserting the gene into bacteria. What is the basic theory of biological evolution and what evidence is there to support this theory?

Random sample of gasoline prices : From a random sample of 48 days in a recent year, U.S. gasoline prices had a mean of $2.34 (wow - that's old data!) and a standard deviation of $0.32. Construct the 90% and 95% confidence intervals for the population mean.

User Account

All Pages