The range of data k+2,k-3,k+4,k-2, k, k-5,k+3,k-1 and k+6 is
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
Correct Answer: Option D
Explanation:
Range = heightest value - lowest value
Take any value to be K therefore K is 5
(5+2),(5-3),(5+4),(5-2),(5),(5-5),(5+3),(5-1) and (5+6)
7, 2, 9, 3, 5, 0, 8, 4, 11
11 heightest = (k+6)
0 lowest = (k-5)
Range= (k+6) - (k-5)
k+6-k+5 = 11
Range = heightest value - lowest value
Take any value to be K therefore K is 5
(5+2),(5-3),(5+4),(5-2),(5),(5-5),(5+3),(5-1) and (5+6)
7, 2, 9, 3, 5, 0, 8, 4, 11
11 heightest = (k+6)
0 lowest = (k-5)
Range= (k+6) - (k-5)
k+6-k+5 = 11