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A larg wholesale nursery sells shrubs to a retail store. The cost C(x) and revenue R(x) in dollars for x shrubs are listed below:
C(x) = 15x +12000
R(x) = 18 x
a) find the equilibrium point.
b) explain the meaning of the equilibrium point.
Draw the standard normal distribution, label the axis, locate both z-scores on the axis (z7 = -1.5, z15 = 2.5), and shade an area equal to the probability that a randomly chosen croaker fish will be b/t 7 and 15 inches.
A company that has 200 employees chooses a committee of 15 to represent . When the committee is formed, none of the 56 minority employees are selected. if the committee is chosen randomly. What is the probability that it contains no minorities.
A sample of 84 golfers showed that their average score on a particular golf course was 89.05 with a standard deviation of 3.47.
If is the proportion of the next 100 shoppers that buy a packet of the crackers after tasting a free sample, then the probability that fewer than 30% buy a packet after tasting a free sample is approximately.
Single group post-test and internal validity threats - Answer the question either by writing the design name or by describing the design using standard notation
Use the population standard deviation along with the sample mean, S, and find a 92% confidence interval for the population mean. Is the true population mean contained in this interval?
Draw a scatter diagram. Based on the scatter diagram, does there appear to be any relationship between the number assemblers and production? Explain.
The following study was developed by Economist Simon Fass. Fass surveyed a sample population of low-income households in St. Martin. The variables analyzed were monthly income per adult and choice of rental contract for housing.
Evaluate the value of population proportion. Develop a 99% confidence interval for population proportion.
Create a histogram showing the distribution of symptom scores in this sample. Is this a skewed distribution? If so, is it skewed to the left or to the right?
In government data, a household consists of all occupants of a dwelling unit, while a family consists of two or more persons who live together and are related by blood or marriage. So all families form households, but some households are not famil..
Choose the correct conclusion regarding the claim that the weights of statistics text vary more than the weights of text in general.
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