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In "Boston Record Game Fishes", it is stated that in the Cozumel region, approximately 40% of strikes (while trolling) result in a catch. Suppose that on a given day a fleet of fishing boats got a total of 35 strikes. What is the probability that the number of fish caught was:
(A) 10 or more?
(B) 20 or fewer?
(C) between 10 and 20?
A random sample of 180 individuals had their blood sugar level measured. The 5-number summary was. How many of the people in the sample had glucose levels above 119?
Find the point estimate of the population mean, calculate Standard deviation/√n and calculate Z (subscript-alphasymbol/2) interval for the 95% confidence level.
If the analyst finds evidence that the boast of dealership A is correct. What will be your critical value? What is the value of the test statistic? the boast of dealership A is correct?
a survey was carried out to find the salaries for technicians working in maintenance at atlanta international airport.
The annual demand for a product is 1,000 units. The company orders 200 units each time an order is placed. The lead-time is 6 days, and the company has determined that 20 unites should be held as a safety stock.
Compute population µ and ð for the population. Find the z score for each population transform the original population into a new ppulation of N=5 with a mean µ=60 standard dev.ð=8.
a coin is tossed three times. find the probability that the coin lands on tails then heads then
Find out optimal assignment and calculate total minimum cost.
a survey of a simple random sample of recent university graduates finds that six months after graduation 75 of the 400
The standard deviation of the scores is probably close to the value 0.78 for the adult male population. How large an SRS of hotel managers do you need?
What is the probability that 19 from a sample of 22 shoppers will spend less than $20? What is the probability that at least 12 but not more than 17 from a sample of 22 shoppers will spend less than $20?
A furniture store claims that a specially ordered product will take, on average, M = 35 days (5 weeks) to arrive. The standard deviation of these waiting times is 8 days.
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