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An engineer has 3 factors (Speed, Temperature, and Time) that she has to understand the effect on volume of liquid dispersed into bottles. Her boss wants a good second order model of the volume to assure proper fill and repeatability. Each run costs $10.00. and the total budget for this work is $800.00. Please design an experiment that a second order model can be used to fit the data.
Costs of Televisions Listed below are prices (in dollars) and quality rating scores of rare-projection televisions (based on data from Consumer Reports). All of the televisions have screen sizes of 55 in or 56 in.
At the 10% level of significance, is there sufficient evidence to indicate that more books are being loaned out per day, on the average?
The booked passengers actually arrive for the flight. Estimate the probability that if the company books 278 persons. not enough seats will be available.
given the following hypothesish0 u 400h1 u ? 400a random sample of 12 observations is selected from a normal
a random sample of 200 observations shows that there are 36 sucessess. can we conclude at the 1 level of significance
frequency table results for defectsdefectsfrequencyrelative
A manufacturer claims that the mean lifetime, mean, of its light bulbs is 52 months. The standard deviation of these lifetimes is 7 months. Ninety bulbs are selected at random, and their mean lifetime is found to be 55 months.
The average cost of a renting a compact size car in a major metropolitan area is R51.74 with a standard deviation of 7.48. Assume a normal distribution.
What percentage of workers spend more than 100 hours on the internet?A person is classified as a heavy user if he or she is in the upper 20% of usage. how many hours did a worker have to be logged on to the internet to be considered a heavy user?
Joes Trucking provides shipping service from the outlying areas of New York City to a known distribution point within Manhattan. To understand the number of trucks required for a given service level agreement defined by a guaranteed delivery i..
Use the Kolmogorov-Smirnov test to discover whether the distribution of location of accidents is uniformly distributed for the month of September
a die has half of the faces red and the other half black. the die is rolled 3 times. let the random variable x
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