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6. What is a positive of using a census
- Gives lots of data
- Expensive
- Takes a lot of time
- Might not recieve all of the answers back
7. You need to find the frequency density to draw a histogram
8. If Spearman's Rank shows -0.98, what does this represent?
- Weak negative correlation
- Strong negative correlation
- Weak positive correlation
- Strong positive correlation
- No correlation
9. What is wrong with the following? 'How many times a week do you recycle at a supermarket?'
10. How do you calculate outliers?
- IQR*0.5
- IQR*0.25
- IQR*1.5
- IQR*3.25
- IQR*2.5