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a local youth service agency has begun a sex education program for teenage girls who have been referred by the juvenile
the reported number of times 25 residents of a community for senior citizens left their homes for any reason during the
twenty-five students completed a questionnaire that measured their attitudes toward interpersonal violence respondents
a variety of information has been gathered from a sample of college freshmen and seniors including their region of
find the appropriate measure of central tendency for each variable displayed in problem 25 report each statistic as you
the administration is considering a total ban on student automobiles you have conducted a poll on this issue of 20
as the head of a social services agency you believe your staff of 20 social workers is very much overworked compared to
for the test scores first presented in problem 26 and reproduced here compute a median and mean for the pretest and
a sample of 25 freshmen at a major university completed a survey that measured their degree of racial prejudice the
professional athletes are threatening to strike because they claim they are underpaid the team owners have released a
labor force participation rates percent employed percent high school graduates and mean income for males and females in
compute the standard deviation for the pretest and posttest scores that were used in problem 312 the scores are
per capita expenditures for police protection for 20 cities are reported here for 2000 and 2010 compute a mean and
one of your goals as the new chief administrator of a large social service bureau is to equalize workloads within the
compute the standard deviation for both sets of data presented in problem 313 and reproduced here compare the standard
at st algebra college the math department ran some special sections of the freshman math course by using a variety of
you are the governor of the state and must decide which of four metropolitan police departments will win the annual
for a normal distribution where the mean is 50 and the standard deviation is 10 what percentage of the area isa between
on the scale mentioned in problem 57 if a score of 40 or more is considered highly prejudiced what is the probability
the local police force gives all applicants an entrance exam and accepts only those applicants who score in the top 15
in a distribution of scores with a mean of 35 and a standard deviation of 4 which event is more likely that a randomly
after taking the state merit examinations for the positions of school counselor and social worker you receive the
you have developed a series of questions to measure job satisfaction for bus drivers in new york city a random sample
a researcher has gathered information from a random sample of 178 households for each variable below construct
a random sample of 429 college students was interviewed about a number of mattersa they reported that they had spent an