The percentage of marks obtained by a student in monthly unit tests ar

1.	The percentage of marks obtained by a student in monthly unit tests are given below: unit testIIIIIIIVVPercentage of marks obtained6971736876 Find the probability that the student gets: (i) more than 70% marks (ii) less than 70% marks (iii) a distinction.
Answer» The percentage of marks obtained by a student in monthly unit tests are given below: $\begin{matrix} unit test & I & I I & I I I & I V & V Percentage of marks obtained & 69 & 71 & 73 & 68 & 76 \end{matrix}$ Find the probability that the student gets: (i) more than 70% marks (ii) less than 70% marks (iii) a distinction.

The percentage of marks obtained by a student in monthly unit tests are given below: unit testIIIIIIIVVPercentage of marks obtained6971736876 Find the probability that the student gets: (i) more than 70% marks (ii) less than 70% marks (iii) a distinction.

Answer»

The percentage of marks obtained by a student in monthly unit tests are given below:

$\begin{matrix} unit test & I & I I & I I I & I V & V Percentage of marks obtained & 69 & 71 & 73 & 68 & 76 \end{matrix}$

Find the probability that the student gets:

(i) more than 70% marks (ii) less than 70% marks (iii) a distinction.