WebJan 7, 2024 · In a bag, there are 100 bulbs out of which 30 are bad ones. A bulb is taken out of the bag at random. The probability of the selected bulb to be good is (a) 0.50 (b) 0.70 (c) 0.30 (d) none of these Answer: (b) 0.70. Question 13. A game of chance consists of spinning an arrow which comes to rest pointing at one of the numbers. WebMay 31, 2024 · Finally, let’s determine Pr(B and W), the probability of selecting 2 working bulbs. Since there are 7 working bulbs and we must select 2 of them, the number of ways to select those 2 bulbs is 7C2 = 7!/[2!(7-2)!] = (7 x 6)/2! = 21. Since the total number of outcomes is 105, the probability of selecting 2 working bulbs is 21/105 = 1/5.
In a bag there are 100 bulbs out of which 30 are defective …
WebTranscribed image text: In a lot (collection) of 100 light bulbs, there are 5 defective bulbs. An inspector inspects 10 bulbs selected at random. Find the probability of finding at least … WebIf 100 tulip bulbs were sampled with replacement, one would expect about of the bulbs to be red and about of the bulbs to be purple. A bag of 100 tulip bulbs purchased from a … bivvy brolly
Answered: A bag of 100 tulip bulbs purchased from… bartleby
WebSince there are 100 tulip bulbs in the back, the total number of outcomes will be 100. And the number of favorable outcomes will be equal to the number of red tulip bulbs, which is given to me for. So we can simplify this to be equal to two divided by five. Hence the probability that a random this electric light bulb is red will be two by five. WebFeb 1, 2015 · Each bag in a large box contains 25 tulip bulbs. It is known that 60% of the bags contain bulbs for 5 red and 20 yellow tulips, while the remaining 40% of the bags contain bulbs for 15 red and 10 yellow tulips. A bag is selected at random and a bulb taken at random from this bag is planted. WebFeb 1, 2015 · Each bag in a large box contains 25 tulip bulbs. It is known that 60% of the bags contain bulbs for 5 red and 20 yellow tulips, while the remaining 40% of the bags … date formulas power automate