Exercise 17b Question no 11 D2 Math New Syllabus | Book 2 Chapter 17 | Oxford Syllabus
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Exercise 17b Question no 11 D2 Math Oxford Mathematics New Syllabus || Chapter 17 || Book 2 NSM || Averages of Statistical Data
Instructor: Syed Ali Abbas
**D2 chapter 17 Averages of Statistical Data**
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Question 11 :
The number of pets 40 students own is recorded
Number of pets: 2 , 4, 6, 8, 10
Number of students: x, 2, y, 6, 14
a) (i) show that x+y=18
(ii) If the mean of the distribution is 6.4, show that x +3y =30
(iii) Hence, find the value of x and of y
b) Using your answers in (a) (iii), find
(i) the median,
(ii) the mode,
Of the distribution
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