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What is the probability that the squad will have at most 2 calls in an hour?
Why are diseases in humans reportable? Name 10 reportable diseases (and if possible, their causes). Explain the process of Incident Reporting.
Fit a logistic regression model to the response variable y. Use a simple linear regression model as the structure for the linear predictor.
There are currently three patrons at the diner (Miss Patty, Babette and Kirk) who are about to order. 0 X is the number of patrons who will order apple pancake.
Find the expected value for the prevalence of the leading digit 4 assuming that the distribution in the sample follows Benford's Law. Answer to three decimal.
choose the technique used to address question. Is there an association between the amount of time dining and the amount of money spent per diner?
Show the full range of values that the bias could take in your original model. Justify your answer in as much detail as possible.
In class there are 10 blond female students, 20 brunettes, 5 blond students &10 brunettes. One day there are 45 students, find probability that student is male.
What is the sample size required to give a margin of error of at most $3.25 for a 99% confidence interval? Answer as a whole number.
Based on the result above, does it appear that the computer store has been given laptops of lower than average quality?
Use a suitable hypothesis test- to determine whether the new shift pattern has decreased the average call response time to 5% significance.
What assumptions are required? What benefits are there over a classical difference-of-sample-means T test?
What are the generators for this fraction? Show your method in details. What is the resolution of the design? How did you find it?
what is the probability that the time she spends on the customer has a mean time between 2 minutes and 3 minutes?
Use the following Excel output to test the claim that the exercise programs reduce medical expenses, at 5% level of significance.
List all flaws in the sampling methodology that the researcher is using (there are at least 2). Classify each flaw you find as "sampling bias" or "response bias
Identify the appropriate distribution based on the shape of the histogram you have obtained. Calculate the estimator for this distribution.
Formulate but do not solve a goal program that determines how many widgets to stock in each warehouse.
Also, find out the important factors on the basis of which the company will focus on particular employees to sell their packages.
Develop the associated decision tree, given that after 2 years, TriStar has the option to expand or not expand the small plant.
Write down pseudocode for an iterative algorithm maxAscent(A) that takes an array A of integers as input and returns the maximal length of an ascent in A.
The automobile company would like to include a $0.15 per mile penalty for excessive mileage to the terms of the lease.
(a) What percent of those polled agree with the ruling? (b) What percent of males agree with the ruling? (c) What percent of those who agree with the ruling
A team of 20 people divides up into 5 groups of 4. Each member of a group flips a fair coin - the team wins if at least one group gets all heads.
Describe the association of smoking with lung cancer and with heart disease, using the difference of proportions, the relative risk, and the odds ratio.