CAIE S1 2016 November — Question 1

Exam BoardCAIE
ModuleS1 (Statistics 1)
Year2016
SessionNovember
TopicNormal Distribution
TypeFind k given probability statement
1 The random variable \(X\) is such that \(X \sim \mathrm {~N} ( 20,49 )\). Given that \(\mathrm { P } ( X > k ) = 0.25\), find the value of \(k\).
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