Question
The probability that A hits a target is and the probability that B hits it is. If each one of and shoots at the target, what is the probability that(i) the target is hit? (ii) exactly one-of-them-hits the target?
Found 2 tutors discussing this question
Discuss this question LIVE
7 mins ago
Filo tutor solution
Learn from their 1-to-1 discussion with Filo tutors.
Generate FREE solution for this question from our expert tutors in next 60 seconds
Don't let anything interrupt your homework or exam prep with world’s only instant-tutoring, available 24x7
Practice questions from similar books
Question 1
Let, X denote the number of colleges where you will apply after your results and P (X = x) denotes your probability of getting admission in x number of colleges. It is given that where is a positive constant. Find the value of . Also find the probability that you will get admission in (i) exactly one college (ii) at most 2 colleges (iii) at least 2 colleges.Question 2
Two numbers are selected at random(without replacement) from the first five positive integers. Let X denote the larger of the two numbers obtained. Find the mean and variance of XQuestion 3
In a certain college, 4% of boys and 1% of girls are taller than 1.75 metres. Furthermore, 60% of the students in the college are girls. A student is selected at random from the college and is found to be taller than 1.75 metres. Find the probability that the selected student is a girl.Question 4
A manufacturer has three machine operators A, B and C. The first operator A produces 1% defective items, where as the other two operators B and C produce 5% and 7% defective items respectively. A is on the job for 50% of the tune, B is on the job for 30% of the time and C is on the job for 20% of the time. A defective item is produced, what is the probability that it was produced by A?Question Text | The probability that A hits a target is and the probability that B hits it is. If each one of and shoots at the target, what is the probability that(i) the target is hit? (ii) exactly one-of-them-hits the target? |