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worldwide approximately 70 of smart phones run the android operating system a while 30 run a non-android operating
cd players are normally distributed with a mean of 71 years and a standard deviation of 14 yearsa find the probability
a persons body-mass index bmi is calculated by dividing weight in kilograms by height2 in meters according to the book
suppose that there are two 2 candidates ie jones and johns in the upcoming presidential electionnbspsara notes that she
human resource consulting hrc surveyed a random sample of 80 twin cities construction companies to find information on
random sample of 60 twin cities construction companies to find the information on the costs of their health care plans
a a news report stated that 65 of the vehicles sold nationally were suvs a random sample of 100 vehicles sold in the
a developmental psychologist hypothesized that children who are reared in families where more than one language is
a company produces packets of soap powder labeled giant size 30 oz the actual weight of soap powder in such a box has a
q1 a researcher was comparing several groups of male subjects to examine the effect of diet on mean bmi change
q1 a chi-square tes if one variable is classified into 4 categories and the other variable is classified into 2
10nbsp5nbsp9nbsp10nbsp11nbsp6nbsp8nbsp6nbsp8nbsp5nbsp9nbsp9nbsp7nbsp10nbsp8nbsp5nbsp12amounts arenbspnormally
as part of an industrial training program some trainees are instructed by method a which is straight teaching-machine
xthe number of people who answer a question correct when 87 people are asked and the chance of getting the correct
at a large public university gpas are normally distributed if the mean gpa is 290 and the populationnbspstandard
xthe number of people who answer a question correct when 87nbsppeople are asked and the chance of getting the correct
your soccer team is playing 3 games in weekend all teams are assumed be fairly equally skilled so each team has a 50
a financial advising company looks to identify their satisfaction rate in order to improve servicefrom a survey of 2137
2134 2225 1883 2174 2413 1864 2455 2604 1923 2193 1931 2336 2479 2191 2386 2128 2327 2034 2383amounts are normally
a student earned a score of 940 on a national achievement test the mean test score was 850 with a standard deviation of
an investment advisor believes that there is a 28 chance of making money by investing in a specific stock if the stock
in a sample of 80 adults 15 said that they would buy a car from a friend three adults are selected at random without
of the shirts produced by a company 5 have loose threads 9 have crooked stitching and 35 have loose threads and crooked
in a sample of 780 adults 209 said that they liked sugar cereals three adults are selected at random without
a company sells 14 types of crackers that they label varieties 1 through 14 based on spice level what is the