Maths 12 Science CBSE Probability Answers for MCQ in English

Maths 12 Science CBSE Probability Answers for MCQ in English to enable students to get Answers in a narrative video format for the specific question.

Expert Teacher provides Maths 12 Science CBSE Probability Answers for MCQ through Video Answers in English language. This video solution will be useful for students to understand how to write an answer in exam in order to score more marks. This teacher uses a narrative style for a question from Probability not only to explain the proper method of answering question, but deriving right answer too.

Please find the question below and view the Answer in a narrative video format.

Question:

From a lot of 30 bulbs which includes 6 defectives, a sample of 4 bulbs is drawn at random one by one with replacement. Find the probability distribution of the number of defective bulbs. Hence find the mean of the distributions.

Answer Video in English:

You can select video Answers from other languages also. Please check Answers in ( Hindi )

Similar Questions from CBSE, 12th Science, Maths, Probability

Question 1 : In a group of 30 scientists workings on an experiment, 20 never commit error in their work and are reporting results elaborately. Two scientists are selected at random from the group. Find the probability distribution of the number of selected scientists who never commit error in work and reporting. Also find the mean of the distribution. What values are described in this question? (View Answer Video)

Question 2 : A bag I contains 5 red and 4 white balls and a bag II contains 3 red and 3 white balls. Two balls are transferred from the bag I to the bag II and then one ball is drawn from bag II. If the ball drawn from the bag II is red, then find the probability that one red ball and one white ball are transferred from the bag I to the bag II. (View Answer Video)

Question 3 : A bag X contains 4 white balls and 2 black balls, while another bag Y contains 3 white balls and 3 black balls. Two balls are drawn (without replacement) at random from one of the bags and were found to be one white and one black. Find the probability that the balls were drawn from bag Y. (View Answer Video)

Question 4 : If E and F are independent events, then show that and
(View Answer Video)

Question 5 : A die is rolled. If E= (1, 3, 5), F(2, 3) and G= {2, 3, 4, 5}, find (a) . (View Answer Video)

Questions from Other Chapters of CBSE, 12th Science, Maths

Integrals

Question 1 : Find the integral of the function . (View Answer Video)

Question 2 : Evaluate : (View Answer Video)

Question 3 : Evaluate: (View Answer Video)

Question 4 : Given . Write f(x) satisfying the above. (View Answer Video)

Question 5 : Evaluate : (View Answer Video)

Three Dimensional Geometry

Question 1 : Find the distance of the point (-1, -5, -10) from the point of intersection of the line and the plane (View Answer Video)

Question 2 : A plane makes intercepts -6, 3, 4 respectively on the co-ordinte axes. Find the length of the perpendicular from the origin on it. (View Answer Video)

Question 3 : What is the distance of the point (p, q, r) from the x-axis ? (View Answer Video)

Question 4 : Find the vector equation of a plane which is at a distance of 5 units from the origin and its normal vector is (View Answer Video)

Question 5 : If a lines makes angle and with the positive directions of x-axis and z-axis respectively, then find the angle that it makes with the y-axis. (View Answer Video)

Relations and Functions

Question 1 : be defined as f(x) = (View Answer Video)

Question 2 : Let A ={1, 2, 3}. Then number of equivalence relations containing (1, 2) is: (View Answer Video)

Question 3 : A function is surjective if and only if , (View Answer Video)

Question 4 : If is defined by , write f(f(x)). (View Answer Video)

Question 5 : Let defined as f(x) = 5 be a constant function. Then its range is (View Answer Video)