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A chemical firm produces sodium bisulfate in 100-pound bags. Demand for this product is 20 tons per day. The capacity for producing the product is 50 tons per day. Setup costs $100, and storage and handling costs are $4 per ton a year. The firm operates 200 days a year. (Note: 1 ton = 2,000 pounds.) The Friendly Sausage Factory (FSF) can produce hot dogs at a rate of 5,000 per day. FSF supplies hot dogs to local restaurants at a steady rate of 280 per day. The cost to prepare the equipment for producing hot dogs is $66. Annual holding costs are 45 cents per hot dog. The factory operates 297 days a year.
in 2010 91 of households had at least one cell phone. a random sample of 300 households in each of two different
questiona an article does it pay to plead guilty? differential sentencing and the functioning of criminal courts law
Construct a 95% Confidence Interval of the population mean of minutes exercised per week.
Develop a null hypothesis and an alternative hypothesis based on the data you have collected. Discuss why you have chosen the hypotheses you developed above. Be sure to discuss the concept of null hypothesis in your response
Choose at random 4 of those under 21 to interview about attitudes toward alcohol. You have given every student the same chance to be interviewed. What is that chance?
An investor estimates that there is a 1 in 10 chance that a stock purchase will lose 20% of its value, a 2 in 10 chance it will break even, a 4 in 10 chance it will gain 15% and 3 in 10 chance it will gain 30%. What is the expected return.
1. a professor has written 6 different versions of an online test for security reasons. students are randomly assigned
several statistical tests have a way to measure effect size. what is this and when might you want to use it in looking
question to help students improve their reading a school district decides to implement a reading program. it is to be
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.
Do the data provide significant support for any preferences among the three brands? Test At the .05 level of significance.
Details Brian Jones (aged 50) presented to his GP with a nine month (9/12) history of a change in his bowel habits, abdominal pain and fatigue. His GP ordered Faecal Occult Blood testing which confirmed the presence of blood in Brian's stool. Foll..
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