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A medium-sized business operates a small fleet of vehicles. The existing practice is to allocate to each driver a particular area. This area then becomes their ‘patch'. The drivers undertake all the deliveries in their area and only help out in other areas in exceptional circumstances. However, demand has becomes less predictable and some drivers complain that they have an unfair workload. The business would like to see a more flexible use of vehicles and drivers. What aspects of this problem would you regard as quantitative and what aspects would you regard as qualitative?
College students are a major target for advertisements for credit cards. At a university, 65% of students surveyed said they had opened a new credit card account within the past year. If that percentage is accurate, how many students would you exp..
Due to financial hardship, the Nyke shoe company feels they only need to make one size of shoes, regardless of gender or height. They have collected data on gender, shoe size, and height
A microwave oven repairer says that the mean repair cost for damaged microwave oven is less than $90. You work for the repairer and want to test this claim.
It is believed that students who begin studying for final exams a week before the test score differently than students who wait until the night before. Suppose you want to test specifically that students who study earlier have an average score tha..
1.do students tend to improve their sat mathematics sat-m score the second time they take the test? a random sample of
The density of ship traffic was expected to decrease during the winter months. A sample of n = 90 daily recordings of ship sightings for December, January, and February yielded a mean and variance of Y = 4.7 and s2 = 4.9. Find a 90% confidence interv..
Give at least three examples from your own work or life experience supporting why you do or do not agree with his philosophy - discuss why control charts are useful within process quality assurance.
The accomanying table is a one way, independent groups ANOVA summary table with part of material missing.assuming an equal number of subject are there in each group. What is the value of F crit, using alpha 0.05?
in a gallup poll of 1003 randomly selected subjects 373 said that they have a gun in their home. the accompanying
A statistics professor plans classes so carefully that the lenths of her class are uniformly distributed between 50.0 and 52.0 minutes. Find the probability that a given class period runs less than 51.5.
For each of the following two scenarios/descriptions (pp.2), please select two responses, one to indicate the most appropriate test of inference
the world health organization estimates that 5 of all adults in sub-saharan africa are living with hivaids. a survey
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