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The article "Viewers Speak Out Against Reality TV" (Associated Press, September 12, 2005) included the following statement: "Few people believe there's much reality in reality TV: a total of82percent said the shows are either 'totally made up' or 'mostly distorted'." This statement was based on a survey of1002randomly selected adults. Compute and interpret a bound on the error (based on 95% confidence) of estimation for the reported percentage. (Give the answer to four decimal places.)
in a report on high school graduation it was stated that 85 of high school students graduate. suppose 3 high school
let x bar 10000 be the fraction of heads in 10000 tosses. use chebyshevs inequality to bound pxbarn - 12 is greater
Sample Mean Distribution and T-Interval
1. a manufacture of tires wants to advertise a mileage interval that excludes no more than 10 of the mileage on tires
The overall average for the samples is 17 ounces. The range is only 0.5 ounce. Determine the upper and lower control-chart limits for averages for the boxes of cereal.
perform a sensitivity analysis on the following datapossible rampd costs for a phone company are best 20000 with a
Given this information, and assuming a normally distributed population of weights, would you feel very secure in advising management that the machine should be shut down? Use the approximate p-value of the test for assistance in formulating your a..
b. State the reduced regression models for testing for interaction and factor A and factor B main effects, respectively. Fit these reduced regression models.
The front hall display case. The display case is 30 inches tall. Which scale will allow her to make the tallest model that will fit in the display case?
What are the correlations of all the explanatory variables with GPA? Explain why knowing the correlations tell us which variables will best predict GPA in a regression with just one explanatory variable. What are the two best predictor variables? ..
At least 14 units of B and no more than 20 units of A must be used. Each unit of A weighs 5 kg and each unit of B weighs 10 kg. How many units of each type of raw material requires?
Can the college conclude that the students in the new program are significantly different from the rest of the freshman class? Use a two-tailed test with α=.05.
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