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esp we are testing someone who claims to have esp by having that person predict whether a coin will come up heads or
scrubs a research hospital tries a new antibiotic scrub before surgery to see whether it can lower the rate of
boot camp suppose an experiment is done with criminals released from prison in a certain state where the recidivism
bias four women selected from a photo of 123 were found to have a sample mean height of 71 inches 5 feet 11 inchesthe
biassuppose that when taking a random sample of 4 from 123 women you get a mean height of only 60 inches 5 feet the
biased sampleyou want to find the mean weight of the students at your college you calculate the mean weight of a sample
random samplingif you walked around your school campus and asked people you met how many keys they were carrying would
criticize the sampling maria opposes capital punishment and wants to find out if a majority of voters in her state
criticize the sampling marco is interested in whether proposition p will be passed in the next electionhe goes to the
90 sample size from margin of error the margin of-error term in the confidence interval for one proportion can be
young womens career goals are the career goals of young women changing a pew poll asked young women about the
gender and use of turn signals statistics student hector porath wanted to find out whether gender and the use of turn
diet drug meridia a randomized placebo-controlled study of a diet drug meridia was done on overweight or obese subjects
drug for nausea ondansetron zofran is a drug used by some pregnant women for nauseathere was some concern that it might
preschooljust the girls the perry preschool project was created in the early 1960s by david weikart in ypsilanti
banning super-size sugary drinks a june 2012 rasmussen poll showed that 65 of its randomly selected us adults were
friendly neighbors a september 2015 pew research center survey showed that 71 of the randomly selected people living in
sample proportiona poll on a proposition showed that we are 95 confident that the population proportion of voters
sample proportiona poll on a proposition showed that we are 99 confident that the population proportion of voters
margin of errora poll on a proposition showed that we are 95 confident that the population proportion of voters
dreaming in color according to studies done in the 1940s 29 of people dream in colorassuming this is still true find
hand washing ignaz semmelweiss 1818-1865 was the doctor who first encouraged other doctors to wash their hands with
exercise vs meditationduring a health survey a poll estimated that 28 of the surveyed people exercise daily and 26 of
sampling error in march 2012 president obamas approval ratings were the highest they had been in almost a year 46 of
young mens career goalsare the career goals of young men changinga pew poll asked young men about the importance they