Using census data for 2010, a researcher found the correlation between murder ra

Question

Using census data for 2010, a researcher found the correlation between murder rate and poverty for the 50 states of the US to be r=0.4267. Using this information state whether each of the following statements is true or false.

1. About 57% of the variance in murder rate is not associated with poverty.

True

False

2. About 43% of the variance in murder rate is caused by poverty.

True

False

3. There is a moderately strong association between murder rate and poverty.

True

False

4. There is a possible causal link between murder rate and poverty.

True

False

Explanation / Answer

1. About 57% of the variance in murder rate is not associated with poverty.

False

2. About 43% of the variance in murder rate is caused by poverty.

False

3. There is a moderately strong association between murder rate and poverty.

True

4. There is a possible causal link between murder rate and poverty.

True

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