The distribution of the weights of $50$ students in a class is as follows:
Weight (in $kg$) Number of students
$50-52$$10$
$52-54$$12$
$54-56$$13$
$56-58$$9$
$58-60$$6$

Find the probability that a student selected at random weighs $56 \ kg$ or more.

  • A
    $0.7$
  • B
    $0.4$
  • C
    $0.1$
  • D
    $0.3$

Explore More

Similar Questions

The probability of the event 'the sun rises in the east' is .............

Two dice are thrown simultaneously $500$ times. Each time the sum of two numbers appearing on their tops is noted and recorded as given in the following table:
Sum Frequency
$2$ $14$
$3$ $30$
$4$ $42$
$5$ $55$
$6$ $72$
$7$ $75$
$8$ $70$
$9$ $53$
$10$ $46$
$11$ $28$
$12$ $15$

If the dice are thrown once more,what is the probability of getting a sum $3\,?$

$A$ die is thrown $1000$ times and the outcomes were recorded as follows:
Outcome $1$ $2$ $3$ $4$ $5$ $6$
Frequency $180$ $150$ $160$ $170$ $150$ $190$

If the die is thrown once more,then the probability that it shows $5$ is:

$A$ company selected $4000$ households at random and surveyed them to find out a relationship between income level and the number of television sets in a home. The information obtained is listed in the following table:
Monthly income (in Rs) $0$ Television $1$ Television $2$ Televisions Above $2$ Televisions
$< 10000$ $20$ $80$ $10$ $0$
$10000-14999$ $10$ $240$ $60$ $0$
$15000-19999$ $0$ $380$ $120$ $30$
$20000-24999$ $0$ $520$ $370$ $80$
$25000$ and above $0$ $1100$ $760$ $220$

Find the probability of a household earning $Rs. 10000 - 14999$ per month and having exactly one television.

Two coins are tossed $1000$ times and the outcomes are recorded as below:
Number of heads $2$ $1$ $0$
Frequency $200$ $550$ $250$

Based on this information,the probability for at most one head is

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo