The sample data table Chamber.jmp represents electrical measurements on 24 electrical boards. (This is the same data used in “Paired Means: The Wilcoxon Signed-Rank Test” on page 211.) Each measurement was taken when soldering was complete and then again three weeks later after sitting in a temperature- and humidity-controlled chamber. The investigator wants to know … Read more
The manufacturers of a medication were concerned about adverse reactions in patients treated with their drug. Data on adverse reactions is stored in the sample data table AdverseR.jmp. The duration of the adverse reaction is stored in the ADR DURATION variable. (a) Patients given a placebo are noted with PBO listed in the treatment group … Read more
The sample data table Michelson.jmp contains data (as reported by Stigler, 1977) collected to determine the speed of light in air. Five separate collections of data were made in 1879 by Michelson, and the speed of light was recorded in km/sec. The values for velocity in this table have had 299,000 subtracted from them. (a) … Read more
The sample data table Titanic Passengers.jmp contains information about the Passengers of the RMS Titanic. Use JMP to answer the following questions: (a) How many passengers were on the ship? How many survived? (b) How many passengers were male? Female? (c) How many passengers were in each class? (d) Test the hypothesis that there is … Read more
Biologists are interested in determining factors that predict the amount of time an animal sleeps during the day. To investigate the possibilities, Allison and Ciccetti (1976) gathered information about 62 different mammals. Their data is presented in the sample data table Sleeping Animals.jmp. The variables describe body weight, brain weight, total time spent sleeping in … Read more
The sample data table Decathlon.jmp (Perkiömäki, 1995) contains decathlon scores from several winners in various competitions. Although there are 10 events, they fall into groups of running, jumping, and throwing. (a) Suppose you were going to predict scores on the 100m running event. Which of the other nine events do you think would be the … Read more
The sample data table Tiretread.jmp contains the results of a three-factor response surface experiment. The factors are Silica, Silane, and Sulfur. The experiment was conducted to optimize four responses: Abrasion, Modulus, Elongation, and Hardness. The goals for the four responses have been added as column properties. (Note: Click on the asterisk next to each response … Read more
The sample data table Mushroom.jmp contains 22 characteristics of 8,124 edible and poisonous mushroom. To see probabilities, select Display Options > Show Split Prob from the top red triangle menu. (a) Use the Partition platform to build a seven split model to predict whether a mushroom is edible based on the 22 characteristics. (b) Which … Read more
A new employee that has just been hired becomes acquainted with the organization as well as his or her new coworkers, department, and job during orientation. This is a time for the organization to help the employee assimilate to the new culture of the organization. Orientation would typically last for one to two days, … Read more
Conduct a search of the websites of your local and state health departments regarding activities in epidemiology. Then log on to the websites for the following national and international agencies. Describe how an epidemiologist might contribute to the following employment settings: a. A local health department b. A state government health agency, such as a … Read more