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e-mail a small company involved in e-commerce is interested in statistics concerning the use of e-mail a poll found
confidence intervals again several factors are involved in the creation of a confidence interval among them are the
confidence intervalsseveral factors are involved in the creation of a confidence interval among them are the sample
belgian euro recently two students made worldwide headlines by spinning a belgian euro 250 times and getting 140
catalog salesa catalog sales company promises to deliver orders placed on the internet within 3 days follow up calls to
mnnbspore conditionsconsider each situation described below identify the population and the sample explain whatnbspp
1 margin of error a corporate executive reports the re- sults of an employee satisfaction survey stating that 52 of
in preparing a report on the economy we need to estimate the percentage of businesses that plan to hire addi- tional
1 as in exercise 9 you want to estimate the proportion of traditional college students on your campus who own their own
suppose you want to estimate the proportion of traditional college students on your campus who own their own car you
as in exercise 5 from a survey of coworkers you find that 48 of 200 have already received this years fluvaccine an
from a survey of coworkers you find that 48 of 200 have already received this years flu vaccine an approximate 95
1 a survey of 200 students is selected randomly on a large university campus they are asked if they use a laptop in
the trial of the pyx in 1150 it was recognized in england that coins should have a standard weight of precious metal as
1 meals a restaurateur anticipates serving about 180 people on a friday evening and believes that about 20 of the
1 genetic defect its believed that 4 of children have a gene that may be linked to juvenile diabetes researchers hoping
1 seeds information on a packet of seeds claims that the germination rate is 92 whats the probability that more than 95
1 back to school again based on the 74 national retention rate described in exercise 31 does a college where 522 of the
the campus representative for lenscom wants to know what percentage of studentns at a university currently wear contact
based on past experience a bank believes that 7 of the people who receive loans will not make payments on time the bank
mortgages in early 2007 the mortgage lenders association reported that homeowners hit hard by rising interest rates on
1 smoking 2008 public health statistics indicate that 206 of american adults smoke cigarettes using the 68-95-997 rule
a 95 confidence interval is not so much a statement about any particular interval such as 793 807 but pertains to what
find an articleblog postwhatever that attempts to use data and statistics to make their point then- in a short