Basic Applied Statistics 200
Solutions to Practice Quiz 5
-
- (140+60+240)/2000=.22
- 60/2000=.03
- age, (ii)
- 60/200=.30
- 240/1800=.13
- Yes: proportions seem very different.
- 30, 270
-
- 0(.78)+1(.14)+2(.04)+3(.02)+4(.01)+5(.01)=.37
- (ii)
- (ii)
- no
-
- .50
- (i)
- (ii)
- 11, 20, .50, .55
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