#9&10 01-(1.5)IQR 308)750 3462.50-live 000-ci,s), Med a h. Outliers 158,00014,5o

Question

#9&10

01-(1.5)IQR 308)750 3462.50-live 000-ci,s), Med a h. Outliers 158,00014,5o 9. On a 60 point written assignment, the 80h percentile for the num points earned was 49. Interpret the 8Oh percentile in the context of th situation. Would you want to be in the 80h percentile or 20th Explain why. context of this percentile? 10. For the 100-meter dash, the third quartile for times for finishing the race was 11.5 seconds. Interpret the third quartile in the context of the situation. Do you think this is faster than most or slower than most? S10315

Explanation / Answer

Ans:

9)80th percentile means that 80% of the data are less than or equal to it.

Given that

P80=49,which indicates that 80% of the students earned less than or equal to 49

you would want to be in the 80th percentile,as 80% of students will earning less than you.

10)

Third quartile means that 75% of the data falls less tha or equal to it.

Given that

Q3=11.5,which indicates that 75% of the finishing times are less than equal to 11.5.

So,this is slower than most.

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