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P2 Q6
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Binomial
07 P2 Q6
2007 H2 Mathematics Paper 2 Question 6
The Binomial Distribution
Answers
0.933
{0.933}
0.933
(i)
Out of syllabus
(ii)
Out of syllabus
Full solutions
Let
X
{X}
X
denote the r.v. of the number of people who have gene
A
{A}
A
out of
10
{10}
10
A
∼
B
(
10
,
0.24
)
A \sim \textrm{B}\left(10, 0.24\right)
A
∼
B
(
10
,
0.24
)
P
(
A
≤
4
)
=
0.933
(3 sf)
■
\begin{align*} \mathrm{P}(A \leq 4) &= 0.933 \textrm{ (3 sf)} \; \blacksquare \end{align*}
P
(
A
≤
4
)
=
0.933
(3 sf)
■
(a)
Out of syllabus
(b)
Out of syllabus
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