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Approximately 8.33% of men are colorblind. You survey 8 men from the population of large city and count the number who are colorblind.
a) What is a "success" in this situation and what is probability of success on a single trial?
b) Explain in words what X is in terms of the story and what values it can take on.
c) What are the distribution and parameters of X?
d) What is the probability that exactly 2 will be colorblind?
e) What is the probability that at MOST 6 will be colorblind?
f) How many would you have to survey in order to be at least 95% sure that you find at least 1 who is colorblind?
g) What is the expected value and variance of X?
Define validity and reliability. How can we insure our data is both reliable and valid? Which of these two do you think is the more important?
If two of totes don't conform to purity requirements, determine the probability that at least one of nonconforming totes is selected in sample?
He reviews the last eight months at dealership B and finds the standard deviation of the eight monthly sales to be 22.95. Using the .01 significance level does the analyst find evidence that the boast of dealership A is correct?
Compute sample mean. Assume that desirable value for this solution has been specified to be 65.0 grams per liter. Compute sample variance and sample standard deviation.
Create a stem-and-leaf display of these data. Create a box plot of these data.
Discuss which analysis of variance should be applied when an experiment has more than one independent variable. Discuss the assumptions and limitations of the analysis of variance in comparison with the t test including a discussion of post hoc te..
Use the given degree of confidence and sample data to construct a confidence interval for the population mean x. Assume that the population has a normal distribution.
suppose a study estimated the population mean for a variable of interest using a 99 confidence interval. if the width
Calculate a 95% Confidence Interval for the following samples
Find the probability that less than five students voted in the election and what is the probability that less than 30 accounts will be classified as delinquent?
What is the z-value that was used in the computation. Round your z-value to 2 decimal places and difference in the mean carbohydrate content between the Corn Chip and Potato Chip groups.
The team wins 55% of their night games, and 85% of their day games. According to today's newspaper, they won yesterday. What is the probability the game was played at night?
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