AQA Paper 3 2018 June — Question 11

Exam BoardAQA
ModulePaper 3 (Paper 3)
Year2018
SessionJune
TopicDiscrete Probability Distributions
TypeProbabilities in table form with k

11 The table below shows the probability distribution for a discrete random variable \(X\).
\(\boldsymbol { x }\)12345
\(\mathbf { P } ( \boldsymbol { X } = \boldsymbol { x } )\)\(k\)\(2 k\)\(4 k\)\(2 k\)\(k\)
Find the value of \(k\). Circle your answer.
\(\frac { 1 } { 2 }\)\(\frac { 1 } { 4 }\)\(\frac { 1 } { 10 }\)1