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A survey of 350 lobster fisherman found that they catch an average of 32 pounds of lobster per day with a standard deviation of four pounds. if a random sample of 30 lobster fisherman is selected.
A) what is the probability that a single fisherman's catch is less than 31.5 pounds?
B) what is the probability that the sample of 30 fisherman's average catch is less than 31.5 pounds?
In 1990, the population of Austin, Texas, was 494,290. During the next 10 years, the population increased by about 3% each year.
A pharmaceutical company has determined that if a new cholesterol-reducing drug is manufactured (introduced to the market) the following probability distribution will describe this drug's contribution to the company profits during the next six mon..
A newly married couple plans to have four children. Assume that boys and girls are equally likely each time the child is born. Determine the probability couple will have no more than 2 boys?
Each party's position must be statistically sound. Include as suitable graphs, computations, and statistical tests.
In Texas, 1991, the weights of babies, the mean birth weight for all babies is 3369 grams, with a standard deviation of 581 grams, (454 grams = 1 pound). Looking at a baby that weighed 16.1 lbs at birth: What would his Z-score be when compared to ..
Looking for a good original (yet cited) response to this definition. And if you can describe two common ones with an example for each that would be great.
Using this he gives a cost estimate of $24,000 for a new order for 500 units. Is this a reasonable cost estimate? Explain why or why not. Looking at the data on file, can you give a better cost estimate?
Using the .02 level of significance, conduct a five-step hypothesis testing procedure to determine if the new processes significantly reduced the wait time.
A recent article in theWall Street Journal reported that the prime rate for large banks now exceeds 9 percent. A sample of eight small banks in the Midwest revealed the following prime rates (in percent):
Based on this sample information, create a 90% confidence interval for population mean yearly premium.
Project was estimated by using ADM/PERT analysis. Due to extensive length of project many activities were combined; Following is the result.
Students will conduct one brief research exercise that will be written up as a research report using APA style.
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