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What are some differences between discrete and continuous data? Is the measurement of money continuous or discrete? Explain. Can discrete data be analyzed using a normal distribution? Why or why not?
Discuss any limitations (inaccurate data; incomplete information; not enough samples for testing)can have an regression analysis.
Heights are sampled of kids from three schools. Using a 0.05 significance level, if when looking at ANOVA results, your p-value is 0.04, what can you say about your sample data? No minimum word count.
You took the standard deviation of 4.5 minutes from a commuting friend and believe that that is the standard deviation for the area. Prepare a 95% confidence interval for the true average commuting time.
The average price of a personal computer is 949 assuming that the prices are normally distributed with a standard deviation of 100 what is the price that corresponds to the least expensive 10%.
Adriana Corporation manufactures football equipment. In planning for next year, the managers want to understand the relation between activity and overhead costs.
A dish contains 20 gumballs - 9 blue, 6 red and 5 white. We randomly select two gumballs from the dish without replacement. a) Let X be the number of blue gumballs selected. Complete the probability distribution of X by filling in the appropriate p..
Assume that another counselor decided to extend the aforementioned study by collecting data on 14 children. His study yielded the following results:
Determine the median, and the standard deviation. Determine the coefficient of skewness using Pearson's method. Listed below are the commissions earned ($000) last year by the sales representatives at the Furniture Patch, Inc.
A random variable Y is uniformly distributed over a range of 0 to 2*pi. Another random variable X is related to Y by X=cos(Y).
There are 20 qualified applicants for 5 trainee positions in a fast-food management program. How many different groups of trainees can be selected?
For a population with a mean of (u)=50 and a standard deviation of (o)=10, how much error on average would you expect between the sample mean (M) and the population mean for the following samples
Equation of the regression line - Evaluate the equation of the regression line and Find y' when x=47 years.
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