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Seventy million pounds of trout are grown in the U.S. every year. Farm-raised trout contain an average of 32 grams of fat per pound, with a standard deviation of 7.5 grams of fat per pound. A random sample of 36 farm-raised trout is selected. The mean fat content for the sample is 30.2 grams per pound. Find the probability of observing a sample mean of 30.2 grams of fat per pound or less in a random sample of 36 farm-raised trout. Carry your intermediate computations to at least four decimal places. Round your answer to at least three decimal places.
For a car travelling at 30 miles per hour, the mean stopping distance is 50 feet with a standard deviation is 8 feet, with the stopping distances
an old saying in golf is you drive for show and you putt for dough. the point is that good putting is more important
Assuming that the weights of the truffles, nougats, and boxes are independent, what are the mean and standard deviation of the weight of a box of candy?
Compute the probability of exactly 0,1,2,3,4, and 5 arrivals per day.
Half of the college graduates are married. What is the probability that a randomly chosen worker is: Neither married nor a college graduate?
Median can be a more suitable measure of central tendency than mean if distribution of data is extremely skewed.
a) What is the probability that x = 2? (Round the final answer to 4 decimal places.)
What sample size must be taken to estimate the average gas price in houston with 99% confidence and max error of 5 cents? Assume population standard deviation of gas prices is 60 cents.
Faculty salaries. Here are the salaries for a sample of professors in a mathematics department at a large midwestern university for the academic years 2010-2011
Assuming that the success rate of each raider at each trial is independent of all other attempts, and that the information presented can be regarded as based on two independent random samples of the two raiders' overall performance, can you say wh..
The following visual display concerning where the United States gets its electricity is similar to one that appeared in USA Today.
Check the assumptions and conditions for inference.- Find a 90% confidence interval for the true percentage of flights that depart on time.
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