QUESTION TWO A. A University Director of Studies records the number of students failing the examinations of several courses. The data are presented in the following stem and leaf plot where the stems are with units 10 and the leaves are with units 1. Page 2 of 4 01 224 01 59 1| 59 1| 57889 21 21 31 144 315 (i) Determine the range of the data (ii) Determine the median number of students failing the examinations of these courses. (iii) Determine the mean number of students failing the examinations of these courses.

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QUESTION TWO
A. A University Director of Studies records the number of students failing the
examinations of several courses. The data are presented in the following stem
and leaf plot where the stems are with units 10 and the leaves are with units 1.
Page 2 of 4
이 224
이 59
1| 59
1| 57889
21
21
31 144
315
(i) Determine the range of the data
(ii) Determine the median number of students failing the examinations of
these courses.
(iii) Determine the mean number of students failing the examinations of these
courses.
Transcribed Image Text:QUESTION TWO A. A University Director of Studies records the number of students failing the examinations of several courses. The data are presented in the following stem and leaf plot where the stems are with units 10 and the leaves are with units 1. Page 2 of 4 이 224 이 59 1| 59 1| 57889 21 21 31 144 315 (i) Determine the range of the data (ii) Determine the median number of students failing the examinations of these courses. (iii) Determine the mean number of students failing the examinations of these courses.
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