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number of apps on an iphone appsfire is a service that shares the names of the apps on your iphone with everyone else
find the mean and the standard deviation of the sampling distributionyou take an srs of size 49 from a population with
use the 68--95--997 rule you take an srs of size 196 from a population with mean 320 and standard deviation 21according
the effect of increasing the sample size in the setting of given exercise suppose that we increase the sample size to
apartment rents you randomly choose 16 unfurnished one-bedroom apartments from a large number of advertisements in your
more on apartment rents recall given exercise construct a 95 confidence interval for the mean monthly rent of all
significance test for gaming on consoles refer to the previous exercisetest the null hypothesis that the two
gamers on computers the report described in exercise 651 also presented data from the same surveys for gaming on
can we compare gaming on consoles with gaming on computers refer to the previous four exercisesdo you think that you
peer-to-peer music downloading the npd group reported that the percent of internet users who download music via
more on downloading music via p2p refer to the previous exercise because we are not exactly sure about the size of the
gender bias in textbooks to what extent do syntax textbooks which analyze the structure of sentences illustrate gender
cheating during a test 2002 versus 2010 in given exercise you examined the proportion of high school students who
bicycle accidents alcohol and gender in given exercise we examined the percent of fatally injured bicyclists tested for
wireless only are customers giving up their landlines and relying on wireless for all of their phone needs surveys have
change in wireless only refer to the previous exercise the percent increased to 316 in june 2011 assume the same sample
student employment during the school year a study of 1430 undergraduate students reported that 994 work 10 or more
examine the effect of the sample size refer to the previous exercise assume a variety of different scenarios where the
using a handheld phone while driving refer to given exercise this same poll found that 58 of the respondents talked on
gender and using a handheld phone while driving refer to the previous exercise in this same report this percent was
even more on downloading music from the internet the following quotation is from a survey of internet users the sample
parental pressure to succeed in school a pew research center poll used telephone interviews to ask american adults if
do you enjoy driving your car the pew research center polled n 1048 us drivers and found that 69 enjoyed driving their
getting angry at other drivers refer to given exercise the same pew poll found that 38 of the respondents shouted
cheating during a test a national survey of high school students conducted by the josephson institute of ethics was