M1
2 marks · average 1.0 31% scored 0
The question in our own words · page 7
\(X\sim\text{Bi}\left(6,\tfrac14\right)\). Find \(\Pr(X\ge5)\) and give it as \(\dfrac{a}{2^b}\), with \(a\) and \(b\) integers. No calculator.
Source: VCAA 2025 VCE Mathematical Methods Examination 1, Question 6b
Open the VCAA paper ↗More from Methods 2025 Exam 1
Every question in this paper with how students scored ›Next: Question 7a Cubic polynomials ›Tell me what’s confusing beta feedback ↗