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Each stake must be 4 feet from pole. Suppose that the ropes are taut. How long must each rope be? Round to the nearest tenth of a foot.
The customers of first show purchase 4 small, 20 medium, 40 large, and 16 jumbo popcorn containers. Find the probability of purchase of medium containers of popcorn.
Did multifactor productivity ratio increase, decrease, or remain same? If it changed, by what percentage did it change?
Create Pareto chart to recognize more significant types of rejection. Explain causes of most significant type of defect, using cause-and-effect diagram.
Only half of contestants advance to final race. Which measure of central tendency must be used to compute cutoff time for final race?
Compute tractive effort between driving wheels and road surface, work done during period of acceleration and average power developed.
Determine confidence interval and describe what it means in context of this problem. Does interval consist of numbers that are all positive? all negative?
Using traditional method, which bases decisions solely on product's contribution to profits and over-head, find optimal product mix and the overall profitability?
Results from last five samples are shown in the table. Plot and R Chart and x-bar chart. Based on charts, is process under control?
Balance assembly line for tasks contained in table. The desired output is 240 units per day. Find the theoretical minimum number of stations?
Find out profit if 500 specialty pizzas are sold. Interpret result. How many specialty pizzas would require to be sold to make profit of $1,100?
Conduct all six steps of hypothesis testing to find out whether burn time of lightbulbs varies from that claimed by companies manufacturing them.
Three felt tip markers at $.99 each, and three-ring binder for $5.00. The sales tax is 6.5%. Find the total price Marta paid at checkout counter?
Use the t procedures to determine margin of error for a 90% confidence interval for patient's mean phosphate level.
Write all possible samples of size two and find the mean of each sample. Compute population mean and compare it to mean of sampling distribution.
29 offered liberal arts degree, computer engineering degree, and nursing degree. 36 offered none of the degrees. How many four-year colleges and universities were surveyed?
What number of visits is needed to break even? What number of visits is needed to give you with after-tax profit of $100,000?
Beatrice used 70% of beads she had to arrange beads in long rows while rest of the beads were arranged in short rows. How many beads were there in each short row?
Decide whether experiment is binomial experiment. If it is, recognize success, specify values of n, p, and q, and write the possible values of random variable x.
Create 95% confidence interval about population mean difference. Calculate the difference as (initial depth of clarity) minus (depth of clarity after five years).
How much must be invested in each option? Find the average risk for the investment? Find the estimated return for investment?
If engraving business makes $975 per day in revenue and generates the net profit of 25%, how much profit is generated per day?
Find the total net profit lost if the local bank will loan Charlie $25,000 for 1 year at interest rate of 12% with only one payment due at the end of the year.
Determine the critical value correlation for sample size n= 5. Used table of critical value for correlation coefficient. Describe.
Comment on kind of relation which appears to exist between weight of a car and its miles per gallon based on scatter diagram and linear correlation coefficient.