Mathematics · JEE

Statistics and Probability Revision for JEE

105+ syllabus-aligned questions available

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Revise Statistics and Probability by covering every subtopic once, drilling formulas, then solving 100+ timed MCQs with full solutions.

Use this Statistics and Probability revision checklist before mocks and the final exam. Reinforce concepts with 100+ syllabus-aligned MCQs on Goodmarks.

Revision checklist

  1. 1.Mean, median, mode, standard deviation
  2. 2.Addition and multiplication probability
  3. 3.Bayes' theorem, probability distribution
  4. 4.Revise Measures of dispersion; calculation of mean, median, mode of grouped and ungrouped data with 10 MCQs
  5. 5.Revise Calculation of standard deviation, variance and mean deviation for grouped and ungrouped data with 10 MCQs
  6. 6.Revise Probability: Probability of an event, addition and multiplication theorems of probability with 10 MCQs
  7. 7.Revise Baye's theorem, probability distribution of a random variable with 10 MCQs

62+ important formulas for Statistics and Probability

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Free sample questions

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Q1MathsUnit 13: Statistics and Probability
Which one of the following statements is not correct with reference to a histogram?
Q2MathsUnit 13: Statistics and Probability
In an experiment with 15 observations on x,x, then following results were available: x2=2830,x=170\sum x^{2}=2830, \sum x=170 One observation that was 20 was found to be wrong and was replaced by the correct value 30.30 . Then the corrected variance is:
Q3MathsUnit 13: Statistics and Probability
Study the following bar chart and answer the questions based on it. The histogram below shows the marks of 50 students in an examination. Examine the diagram and answer the questions. If the minimum marks for passing is 40 then what percentage of students have failed in the examination?
Q4MathsUnit 13: Statistics and Probability
The largest of 50 measurements is 3.84 kg. If the range is 0.46kg0.46 \mathrm{kg}, find the smallest measurement.
Q5MathsUnit 13: Statistics and Probability
The probability of an even happens in one trial of an experiment is 0.3.0.3 . Three independent trials of the experiments are performed. Find the probability that the event A happens at least once.
Q6MathsUnit 13: Statistics and Probability
What is the percentage change in the overall sales turnover of the five companies together between 2001 2002 and 2002 - 2003?
Q7MathsUnit 13: Statistics and Probability
If AA and BB are independent events such that 0<P(A)<1,0<P(B)<1,\mathbf{0}<\boldsymbol{P}(\boldsymbol{A})<\mathbf{1}, \mathbf{0}<\boldsymbol{P}(\boldsymbol{B})<\mathbf{1}, then This question has multiple correct options
Q8MathsUnit 13: Statistics and Probability
The width of each of five continuous classes in a frequency distribution is 5 and the lower class limit of the lowest class is 10 The upper class limit of the highest class is

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Frequently asked questions

How should I revise Statistics and Probability before JEE?

Follow the checklist on this page, revise formulas daily, and attempt mixed MCQs every 2–3 days.