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•A doctor's office gives each patient a survey to complete. The results of the survey revealed that a person can suffer from allergic flare-ups up to 3 times per year with each flare-up lasting one week. Find the incidence rate for anyone in the population who suffers from allergies.
•In 2011 there were 14 infant deaths for every 1000 live births; in 2012 there were 12 infant deaths for every 1300 live births. Using the infant death information from problem 3, calculate the infant mortality rate over the 3 year period. •In an independent study in the county of Worcester, 18 males die from liver cancer per 100, 000 males. With a standard error of 3.7, what is the relative standard error?
What is the estimated index of satisfaction for a person who first married at 18, has an annual income of $26,500, has three children living, has assets of $156,000, has an index of health status.
Scores on the Math Achievement Test form a normal distribution with a mean of u = 300 and a standard deviation of a = 100. What score separates the top 10% of the distribution from the rest.
At the .01 significance level can we conclude the mean age is more than 8.4 years for the cars of university students? Compute the value of the test statistic.
Since 38% is less than 40%, does this mean that immediate production cutbacks are needed or can this difference of 2 percentage points be attributed to sampling?
The cost of one serving of peanut butter ( in cents) for a random sample of 19 jars of peanut butter was found to be:
The entire shipment is accepted if only one or non of the tablets is defective. If the defect rate is 5% then what is the probability that the shipment will be accepted?
What is the probability that the birth weight of a randomly selected baby of this type:
retired workers and disabled workers both receive social security benefits. what information would we need to test the
Suppose that you're charged with comparing results of standardized tests from four different school districts. What statistical technique would you choose to use?
Construct a relative frequency distribution for the weights of regular Coke by starting the first class at 0.7900 lb. and use a class width of 0.0050 lb.
Salaries upon graduating than are graduates of other programs. Describe a statistical experiment that could help test your belief.
You're in charge of an experiment to evaluate a treatment which is advertised as being 90% effective at killing a particular insect. You plan an experiment in which the treatment is tested on 200 insects.
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