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1. A business in a proposed business venture, Stephanie Morrison estimates that there is a 60% chance she will make 80, 000 and a 40% chance she will lose $20,000. Determine Stephanie expected value.
2 . 30 basketballs (15 Spaulding, 10 Wilson, and 5 other name brand balls) are on the court. Barry Wood closes his eyes and picks up a ball from the court. Determine the probability that the ball selected is a Wilson or a Spaulding.
3. y^t= x
4. Express as an equivalent expression, using the individual logarithms of w, x, y, and z. ?log?_b (w^2 x)/(y^3 z)
Use each decision criterion (maximin, maximax, minimax regret, expected value) to determine the price that Pizza King should charge.
Calculate the Mean, Median, Mode, Range and Standard deviation of this sample. Show Calculations: Use any calculation method desired
The monthly sales volume (in thousands of dollars) for a manufacturer of snow skis is seasonal (there tend to be more skis sold during fall and winter months than during warmer months). The following table shows the monthly seasonal indexes for th..
how would you explain the analysis of variance assuming that your audience has not had a statistics class
The hole diameter is carefully measured (in cm) for 12 randomly chosen parts. At α = .05, do these independent random samples prove that the new process has smaller variance?
a researcher is trying to determine the temperature of lake erie within 1 mile of the shore. he measures the
find a 95 confidence interval for the population mean if a sample of size 20 has a mean of 18.2 and a sample standard
because the ta distribution is based on hundreds of students we are willing to regard it as a fixed probability
Indicate whether the data generated from this study will be considered cross-sectional or time series. Explain Why and what level of data measurement is obtained from this question? Explain.
According to Central Limit Theorem, how big of sample is essential to be sure sampling distribution of sample means is normally distributed.
Expected value, variance and standard deviation.A volunteer ambulance service handles 0 to 5 service calls on any given day. The probability distribution for the number of service calls is as follows.
Develop a forecast of enrollment next semester using exponential smoothing with a a= 0.2. Assume that an initial forecast for the first semester was 120 (so the forecast and the actual were the same.)
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