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Christy bought a bracelet at original cost $17 to sell in her handicraft store. The markup was 55% on selling price.
a) Find the selling price.
(Round to two decimal places if necessary.)
b) Find the amount of the markup.
Explain why a process can be out of control even though all the samples fall within the upper and lower control limits.
Suppose that X has a uniform distribution on the interval ( -2, 2) and that Y = X" Show that X and Y are uncorrelated.
Write the likelihood function for the given data and compute the value of ? that maximizes the likelihood function.
Complete a single histogram on all four of these test scored and analyze the results. a. What do these histograms tell you about the overall grades for each of these exams?
some parts of california are particularly earthquake-prone. suppose that in one such area 31 of all homes are built to
List the assumptions required for the regression analysis.- Locate the estimated standard error of the regression model, s, on the printout.
fitting of simple linear regression equation.given the student population for a school district over the past few years
Compute the relative frequencies and percentages for all classes. Draw a histogram and a polygon for the relative frequency distribution.
If a random sample of 200 Japanese cell phone owners reveals that 80 of them consider their device a toy, calculate a 90% confidence interval for the population proportion of Japanese cell phone users who feel this way.
The company has recently put into place a performance management system intended to improve productivity, morale and staff retention.
What is the probability that the sample proportion,p^ , will be within ± 3 percentage points of the true p, i.e., Pr{0.42 ≤p^ ≤ 0.48}?
Assuming that the decision makers in this situation are not willing to make the assumptions required to perform the paired-sample t-test.
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