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do the same as problem 1 using the data of problem 3problem 1find the mean median and modes of the observations in
do the same as problem 1 using the observation set in problem 3problem 1find the mean median and modes of the
do the same as problem 1 for the data in given exampleproblem 1find the mean median and modes of the observations in
for the following stock price one-year percentage changes plot the data and identify any outliers find the mean and
the following data are the median returns on investment in percent for 10 industriesconsumer staples243energy233health
1 explain why we need measures of variability and what information these measures convey2 what is the most important
a survey by an electric company contains questions on the following1 age of household head2 sex of household head3
1 discuss the various data collection methods described in this section2 discuss and compare the various scales of
1 five ice cream flavors are rank-ordered by preference what is the scale of measurement2 what is the difference
1 what is the difference between a sample and a population2 what is a random sample3 what is the scale of measurement
for each tourist entering the united states the us immigration and naturalization service computer is fed the tourists
an individual federal tax return form asks among other things for the following information income in dollars and cents
let y be a continuous random variable whose cumulative distribution function fy is strictly monotonelet gy be another
1 the matrices a and b are symmetric and positive semidefinite of order n x n such that ab ba show that ab is positive
1 suppose that trpa 0 for every skew-symmetric matrix p show that the matrix a is symmetric2 let a be an n x n matrix
1 let a and b be n x n idempotent matrices show that a - b is idempotent if and only if ab ba b2 let a be an
1 show that if a and b are closed sets then a cup b is a closed set2 let b sub a be a closed subset of a compact set a
1 let a be a symmetric positive semidefinite matrix of order n x n show that vav 0 if and only if av 02 show that tr
deterministic decision modelsrequirementsthis assignment is to be completed in groups a cover sheet declaring that the
1 a sample of 40 observations is selected from a normal population the sample mean is 31 and the population standard
let a be the same set as in given exercise show that the following relation is an equivalence relationm1n1pm2n2 if m1n2
let a jnbspx j where jnbspis the set of positive integersdefine a relation in a as follows if m1 n1 and m2 n2 are
information has been gathered on unemployment rate x and number of disturbing incidents y for five citiesare these
a small sample of respondents has been selected from general social survey database each respondent has been classified