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At one point the average price of regular unleaded gasoline was $3.713.71per gallon. Assume that the standard deviation price per gallon is $0.070.07per gallon and use Chebyshev's inequality to answer the following.
(a) What percentage of gasoline stations had prices within 44 standard deviations of the mean?
(b) What percentage of gasoline stations had prices within 2.52.5 standard deviations of the mean? What are the gasoline prices that are within 2.52.5 standard deviations of the mean?
(c) What is the minimum percentage of gasoline stations that had prices between $3.503.50 and $3.923.92?
you are in charge of a numerically controlled machining operation which consists of 2 stages. the probability that the
in a home theater system the probability that the video components need repair within 1 year is 0.04 the probability
sheilas doctor is concerned that she may suffer from gestational diabetes high blood glucose levels during pregnancy.
An I/O psychologist asks employees to complete surveys measuring job satisfaction and organizational citizenship behavior.
Which of the following research situations is most likely to use a repeated-measures design?
Using the 50%-34%-14% figures, approximately what percentage of people have a score a) above 40 b) above 45 c) above 30 d) below 45 g) below 30.
The Appliance Center has six sales representatives at their North Jacksonville outlet. Listed below is the number of refrigerators sold by each last month.
How have statistics been used inappropriately and what are some examples of when you have seen or heard statistics used inappropriately?
Develop a regression model and use a software package to produce the statistics. Perform a complete diagnostic analysis to determine whether the required conditions are satisfied.
From the magazine's findings, and assuming a normal distribution, determine the 95% confidence interval for the population standard deviation of the force required to depress the firm's aspi- rin bottle caps.
Input prices vary independently of output prices, and input price on a given day is the outcome of W with
Find the probability that the time taken for a randomly chosen customer to be dealt with by a cashier is more than 180s.
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