Basic Applied Statistics 0200
Solutions to Practice Quiz 10

1.  
   1. (i) and (iii)
   2. shoppers and/or their habits may differ depending on the time of day
   3. students may be different from non-students in terms of how likely they'd be to use their hands
   4. .75
   5. first column 81, 99; second column 27, 33
   6. 3.16+2.59+9.48+7.76=23 (i)
   7. (i)
   8. (ii) and (iv) above
2.  
   1. 443, 3
   2. non-vegetarians, vegetarians
   3. (i)
   4. (ii) and (iii)
   5. (ii)
   6. because samples are fairly large

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