BSHS 382 Week 5 Individual Assignment Human Services
Research Article Discussion ( 3 Papers )
3 . r = 0 4 . The data on the right shows the percent of the population in a country that uses cell phones and their GDP . Let y = cell-phone use x = GDP . a . The graph on the right shows a scatterplot . Describe this plot in terms of the variability of cell-phone use values for nations close to 0 on GDP . Identify the nation that has less cell-phone use than you would expect , given their GDP . b . Give the x- and y- coordinates for the nation that has the highest cell-phone use . Give the x- and y- coordinates for the nation that has the highest GDP . c . Would the correlation be positive , or negative ? Explain . d . Suppose you considered the correlation only for those nations having GDP above 1 Would the correlation be stronger , or weaker , than for all the countries ? 5 . For a table of national information it is found that the correlation with Internet use is 0.717 for GDP , 0.533 for cell-phone use , 0.539 for literacy , -0.859 for fertility , and 0.647 for CO2 Emissions . a . Which variable has the strongest linear association with internet use ? b . Which variable has the weakest linear association with internet use ? c .
Interpret the correlation between Internet use and fertility ( the mean number of children per adult woman ). ---------------------------------------------------------------------------------------
BSHS 382 Week 5 Individual Assignment Human Services
Research Article Discussion ( 3 Papers )
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