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how large a sample is necessary to estimate the proportion of interest to within 2 in a 95 confidence
a satellite system consists of n components and functions on any given day if at least k of the n components function
a fair dice is rolled twice and the dots on the top face events defined as afirst roll gives an odd number cthe sum of
a firms total cost function is given by tc3x122x1x27x22 where x1 and x2 denote the number of items of goods g1 and g2
according to a 2010 study conducted by the toronto-based social media analytics firm sysomos 71 of all tweets get no
1 toll brothers is a luxury home builder that would like to test the hypothesis that the average size of new homes
confidence intervals question1 a union leader in the maritime workers union believed that workers at the port of
a foreman has ten employees from among whom he must select four to perform a certain undesirable task three of the ten
probability question let x1 x2be a sequence of random variables such that px of n 1n 1 - 1n2 and px of n n 1n2does
the distribution of dragons wingspans is known to be bimodal a very brave ecologist decides to measure the wingspans of
solve by tree diagram approach draw a tree diagram for the experiment given below and answer the question below a box
the number of cars passing a checkpoint is treated by a consulting firm as having a poisson distribution with a mean of
the chartered financial anaylst cfa institute reported that 51 of its us members indicate that lack of ethical culture
according to a 2013 study by the pew research center 15 of adults in the united states do not use the internet pew
an exam consists of 50 multiple choice questions based on how much you studied for any given question you think you
let us suppose that the diameters at breast height dbhof a certain species of tree can be described by a normalmodel
a universitys leadership council is made up of 14 members 5 are students 4 are teachers and 5 are deans a newspaper
one in four us police chiefs believe that the death penalty significantly reduces the number of homicides pdeath
a microbrewery plans to conduct a study on beer consumption among men between the ages of 29 and 45 a pilot test
non-parametric techniques scenarionutrisystem has observed the changing awareness of the population on health and
a local restaurant is planning a study on demand for meals over holiday weekends in calculating the desired sample size
buses running a bus line near desdemonas house run every 15 minutes without paying attention to the schedule she walks
because elderly people may have difficulty standing to have their heights measured a study looked at predicting overall
iq scores in the population have a mean of 100 and a standard deviation of 15if bob has an iq of 83 what percent of