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Dr. Stallter has been teaching basic statistics for many years. She knows that 80 percent of the students will complete the assigned problems. She has also determined that among those who their assignments, 90 percent will pass the course. Among those students who do not do their homework, 60 percent will pass. Mike Fishbaugh took statistics last semester from Dr. Stallter and received a passing grade. What is the probability that he completed the assignments?
Based on these data, explain whether or not course attendance had any effect on determining of a restaurants violation of health code.
To findout the point estimate of the difference among population mean. Elucidate the percentage increase in the number of days on the disabled list.
Mean=63.6 Standard deviation=2.5 If 36 data points are arbitrarily chosen, determine the probability that mean is less than 64.
Construct a probability for the number of students in the sample who watch soap operas.
Using the 0.95 degree of confidence, what is the interval estimate for the population proportion (to the nearest tenth of a percent)?
One characteristic of billiard balls is their elasticity - the bounce they get when striking one another. A manufacturer of billiard balls is testing three additives to the basic plastic.
It is known that 60 percent of all registered voters in the 42nd congressional District are Republicans. There registered voters are selected at random from the district. Compute the probability that exactly 2 of the 3 selected are Republicans, u..
What should the cut-off score be for the interviews? (Round to nearest whole number).
Multiple choice question using Forecasting techniques. Which among of the following models are best suited to forecast a time series with a stable seasonality component.
At α = 0.05, is the correctness of the prediction different for the two types of cola drinkers?
At the .01 level of signiicance, is the true mean greater than 10?
From Group of 40 People, a jury of 12 people is selected. In how many various ways can a jury of 12 people be selected?
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