19, Your The town of Butler, Nebraska, decided to give a teacher-competency exam

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19, Your The town of Butler, Nebraska, decided to give a teacher-competency exam and dofined the passirtg scores to be those in the 70th percentile or higher. The raw test scores ranged from to 100. Was a raw score of 82 necessarily a passing score? Explain. O Yes, since a score of 82 is higher than 70 O No, it might have a percentile rank less than 70. No, it might have a percentile rank greater than 70 OYes, it might have a percentile rank less than 70 My Notes Ask You 20. Clayton and Timothy took different sections of Introduction to Economics Each section had a different final exas, Timothy scored 83 out of 100 and had a percentile rank in his class of 72. Clayton scored 85 out of 100 but his percentile rank in his class was 70. who performed better with respect to the rest of the students in the class, Clayton or Timethy? Explain your answer Clayton, since his score is higher Clayton, since his percentile score is lower Timothy since his soore is lower Timothy, since his percentile score is higher. Need Help? RetTa Otune here to search

Explanation / Answer

19. No, it can be the case that 82 is less than 70th percentile.

Option B is correct.

20. Option D is correct.

a) Variance and Standard deviation

b) 5-number summary

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