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A local manufacturer uses 2,000 electronic switches boxes a year. Carrying costs are 23% of the cost of the switch per year, and ordering costs are $15 per order. The following price schedule applies. What is the optimal order quantity? Show all total costs calculations and explain your answer.
Number of Switches Price per Switch
0 - 99 $17.50
100 - 999 $17.00
1000 or more $16.50
In order to estimate the difference between the average hourly wages of employees of two branches of a department store, the following data have been gathered.
Suppose an advocacy organization surveys 960 canadians and 192 of them report being born in another country. Is a two-sided or a one-sided alternative hypothesis more appropriate here? find the p-value of the observed difference
Create a frequency distribution column graph of the 100 Sum observations below by determining the Sample Space for the RV; so, the bins for the column graph will be the unique sample space values of the graph.robability of a customer purchase being..
At the .01 significance level, is there a difference in the use of the four entrances?
Design and First Question on Response Rates for a Mail Survey of Skydivers" (Leisure Science, 1991) tested this theory by experimenting with different cover designs.
question 1 if an unbiased coin is flipped 3 times what is the probability of getting exactly two heads?question 2 what
The purpose of two-way ANOVA is to learn about(a) the means of two populations.
What was the correlation between the actual y values and the predicted y values using the new regression equation in the example?
Bougainvilleas, mean growth rate was 2.23 inches/week and sample standard deviation was 0.77 inches/week. Determine a 90% confidence interval for mean growth rate of all Bougainvilleas.
Describe the sampling distribution of the sample proportion
Find out the probability that at least one of the CD's is defective?
one study has reported that the sensitivity of the mammogram as a screening test for detecting breast cancer is 0.96
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