Marks23456789No. of students34104521 Marks ..

Question 1 Report

$\begin{array}{cc} Marks & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9 \\ No. of students & 3 & 4 & 1 & 0 & 4 & 5 & 2 & 1 \end{array}$

The table above shows the distribution of marks of students in a test. Find the probability of passing the test if the pass mark is 5.

\frac{3}{5}

\frac{2}{5}

\frac{7}{20}

\frac{1}{5}

Answer Details

p (pass at 5mark) = $\frac{12}{20}$
= $\frac{3}{5}$

Marks23456789No. of students34104521 Marks 2 3 4 5 6 7 8 9 No. of students 3 4 1 0 4 5 2 1 The table above shows the distribution of marks of students in a ...