The linear correlation between violent crime rate and percentage of the populati
ID: 3434923 • Letter: T
Question
The linear correlation between violent crime rate and percentage of the population that has a cell phone is 0.918 for years since 1995. Do you believe that increasing the percentage of the population that has a cell phone will decrease the violent crime rate? What might be a lurking variable between percentage of the population with a cell phone and violent crime rate? Will increasing the percentage of the population that has a cell phone decrease the violent crime rate? Choose the best option below. Yes No What might be a lurking variable between percentage of the population with a cell phone and violent crime rate? A. overall cell phone signal strength B. the average cell phone's effectiveness as a weapon C? the police D. the economyExplanation / Answer
The sign and the absolute value of a correlation coefficient describe the direction and the magnitude of the relationship between two variables.
from above data it is clear that increasing the percentage of the population that has cell phone decrease the violent crime rate
lurking variable between percentage of the population with a cell phone and violent crime rate is the police
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