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In this problem you are asked to find your own data set. There are numerous online sites that have data in various formats. Alternatively, you can collect your own data (or use data you have already collected in a different class).
a) Use the method of moments to fit the model to the data.
b) Make a quantile-quantile plot and report on the quality of the fit.
A researcher wishes to forcast the proportion of fish in a perticular lake which is inedible due to pollution of the lake.
Remove the outlier of 142,033 GBP for professors, make the comparison again, and comment on the effect of removing the outlier.
Using thesedata, perform a simple regression analysis to predict the price of a digital camera using the number of effective megapixels. Interpret the slope term and state whether it is consistent with the buyer's prior belief.
The administration of a large university wants to take a random sample to measure student opinion of a new food service on campus.
Jones Nissan in Sumter, South Carolina, sold 10 Nissans yesterday. What is the probability that exactly 1 vehicles require warranty service?
If they set out to drive home after drinking at a party, what is the probability that at least one driver drives home safely?
Give a numerical value for each of the population proportion of obese patients in the medical clinic.- The proportion of obese patients for the sample of 100 patients.
the supreme court has said that z-scores beyond z 2 or 3 are generally convincing statistical evidence. for a
Define standard error of measurement. Describe its relationship to confidence intervals (you will need to define confidence intervals in your answer).
Exam is given to 20 randomly chosen students and their average length of t time needed to finish exam was 54 minutes with standard deviation of 5.99 minutes. Test instructor's claim at the 0.05 level of significance.
Probability of a flush. Poker player holds flush when all 5 cards in hand belong to same suit (clubs, diamonds, hearts, or spades).
A law student, who want to check a professor's claim that convicted embezzlers spend on average 12.3 months in jail, takes a random sample of 36 such cases from court files.
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