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Suppose you work for a company that manufactures electronics. The development analysts estimate that 2% of their flagship product will fail after the original warranty period but within 2 years of the purchase, with a replacement cost of $1500.
How much should they charge for a 2 year extended warranty so that they will still make money selling the extended warranties in the long run and keep the cost of the warranties as low as possible to make them more marketable?
Write up your proposal to the VP of marketing and promotions with enough explanation that someone from our class could understand it.
Determine whether the hypothesis test involves a sampling distribution of means that is a normal distribution, Student t distribution, or neither.
The vessel where the second reaction will take place. The times for the two reactions are independent. Find the standard deviation of the time required to complete the process.
Find the probability that the average diameter of those sand dollars is more than 4.13 centimeters. Assume that the variable is normally distributed.
Find the probability that there are enough seats for all the passengers who show up. How many passengers are expected to show up?
If 2 circuit boards are selected at random without replacing the first, what is the probability both circuit boards are defective?
Biologists suspect that male wolves are more likely than females to return to an area where the population has been greatly reduced.
Correct answerThe "average" amount of error expected in predictions The number of cases that have a non-zero residual The strength of the correlation between X and Y
Define X as the number of people in the sample who are infected by the diease. What is the distribution of X and what are the parameter values of this distribution?
An applicant needs a minimum combined score of 1400 to gain admission and what percentage of applicants have combined GRE scores between 1200
You plan to conduct a survey to find what proportion of the workforce has two or more jobs. You decide on the 95 percent confidence level and state that the estimated proportion must be within 2 percent of the population proportion.
Interpret the correlation between each set of variables.
A high of 10 was possible. A sample of five tests was selected from each group. The test grade results are found below. At the 0.01 level, how many treatments are involved?
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