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The probability of Toyota building a new production plant is 70% and the probability of GM building a new one is 50%. The following are the probabilities associated with the countries Toyota would build a new plant:
U.S. .15
Canada .30
Mexico .30
Korea .25
The probabilities associated with the countries GM would build a new plant are:
U.S .10
Canada .60
Mexico .15
Korea .15
What is the probability that both will open a plant in Canada assuming the decisions are mutually statistically independent?
a. 2.1%
b. 6.3%
c. 13.3%
d. 90 %
e. None of the above
The CEO of the business has nothing better to do wheras measured the temperatures of 26 department managers 1 to 4 times every day to get a total of 123 measurements.
Give an example of a problem (business, political, scientific) in which ANOVA analysis would be appropriate. (Hint: the dependent variable is categorical, such as male vs. female or comparing three different types of fertilizer.)
Based on this sample information find out what percent of variation in starting salaries is described by GPA, and find out the equation that would forecast salary from GPA. Give a scatter plot.
For a t distribution with 16 degrees of freedom, find the area, or probability, in each region.
Calculate and interpret standard error of estimate se and coefficient of determination R2 for these data.
A mathematical placement test is given to all entering freshmen at a small college. A student who receives grades below 35 is denied admission to the regular mathematics course and placed in a remedial class.
Let A be the event that a randomly chosen employee has a college degree and B the event that the chosen employee's income is more than $50,000.
A real estate builder wishes to determine how house size (house) is influenced by family income (income), family size (Size) and education of the head of household (School).
Create a histogram over five class intervals.
The weight of a product is normally distributed with a standard deviation of .5 ounces. What should the average weight be if the production manager wants no more than 5 percent of the products to weight more than 5.10 ounces.
Using one mean Z test to test whether or not to support the claim - Is there evidence that the average hours is below 6? Describe.
Find the equation of least -squares line and plot the line on the scatter diagram of part (a)
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