Hari ni kita cuba pula topik statistics. Soalan di bawah,
biasanya akan di soal di Paper 1. Mesti cuba...
Ingat ! Practise Makes Perfect
biasanya akan di soal di Paper 1. Mesti cuba...
Ingat ! Practise Makes Perfect
1. A set of positive integers consists of 2, 5, and m.
The variance for this set is 14. Find the value of m.
The variance for this set is 14. Find the value of m.
[3 marks]
2. The mean of four numbers is √m. The sum of the squares of
the numbers is 64 and the standard deviation is 2k.
Express m in terms of k.
[3 marks]
This entry was posted
on Monday, June 13, 2011
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F4 Topics,
Statistics
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