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A datset is provided on a 3 factor factorial on the amount of rot on a potatoe crop. The variables are:
Type of BacteriaTemperature levelOxygen level
Create interaction plots (there a 3 seperate plots, Bacteria and Temp, Bacteria and Oxygen, Temp and Oxygen).
Perform F-tests and make conmclusions on what type of model you have.
Create and test/CI a main effect contrast on Bateria (1 and 2) vs. 3.
A technical training school, located in 3 cities: Atlanta, Chicago and San Fransisco, wanted to determine if there differences in student scores for the 3 locations. Two instructors were chosen from each location, and then two students chosen from each instructor. The data are located hereWhat design is this?Which factors are fixed and whic random?Obtain the ANOVA table.Answer the research question as thorougly as possible.
Elucidate this data use an appropriate statistical test to explain whether the population mean TV "on" time has declined in the past decade.
Find the LCD for the following rational expressions, and convert each rational expression into an equivalent rational expression with the LCD as the denominator.
Assuming both assertions are correcting and assuming normal distributions, which review book is more likely to result in an SAT gain over 60 points?
The STATDisk results from analysis of variance using a 0.05 significance level are shown below. Identify the test statistic, critical value, and p-value. what do you conclude?
In a random sample of 225 students at a university, 180 stated that they were nonsmokers. Based on this sample, compute a 95% confidence interval for the proportion of all students at the university who are nonsmokers.
An insurance company has determined that each week an average of nine claims are filed in their Atlanta branch. What is the probability that during the next week
The response variable is the change in cholesterol level after two months of treatment. An analysis of variance will be used to compare the three treatments. What null hypothesis is tested by this ANOVA F-test?
What type of research uses numeric measurement data? What type of research uses a research hypothesis?
Which statistical analysis technique should be used? What is the null hypothesis? Can an analysis be performed? Why or why not?
List the simple events in the sample for this experiment. Assuming that each pair of city council members has an equal chance of being selected, assign probabilities to each simple event.
After treatment is administered to individuals in sample, sample mean is found to be M = 55. Determine Cohen's d measure effect size for both tests (σ = 20 and σ = 10).
Fast Service Truck Lines uses the Ford Super Duty F-750 exclusively. Management made a study of the maintenance costs and determined the number of miles traveled during the year followed the normal distribution.
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