A pack of cards has a 10% chance of containing a rare card. You buy 10 packs of cards. What is the probability that you end up with at least 2 rare cards?

A pack of cards has a 10% chance of containing a rare card. You buy 10 packs of cards. What is the probability that you end up with at least 2 rare cards?

A pax of cards has a 10% chance of containing a rare card. You buy 10 packs of cards. What is the probability that you end up with at least 2 rare cards? Part A. Explain how...

Each box of cereal contains 1 prize. There are 4 possible prizes and they are all equally likely to appear in a box. Say you buy 10 boxes of cereal. What is the probability of you getting 1 of each...

Assuming you are rolling a pair of fair six-sided dice so that your random variable X is the sum of the two up faces. Recall that the population mean and standard deviation are: μX=7, σX= 1.707825 If...

Although cities encourage carpooling to reduce traffic congestion, most vehicles carry only one person. For example, 76% of vehicles on the roads are occupied by just the driver. (Round your answers...

Outcome: A B C D E F Probability: 1/100...

I am curious about the odds of picking 2 out of 3 winning numbers from a pick three lottery. Typical state lottery. Three "boxes" of balls numbered 0-9. One ball...

There is a 60% chance of X occurring, and I attempt event X five times? What is the chance X will happen once? What about twice? Or three times? Etc

There is a p=12.5% chance a parked car will have been left unlocked. X is the number of cars left unlocked in a parking lot with a total of 6 cars. Assuming X is a binomial random variable, what...

There is a p=12.5% chance a parked car will have been left unlocked. X is the number of cars left unlocked in a parking lot with a total of 6 cars. Assuming X is a binomial random variable, what is...

On a game show, you are given six different digits to arrange in the proper order to represent the price of a house. If your are correct, you win the house. Find the probability of winning under each...

Needing to find the probability of finding 3 red balls

PLEASE HELP!!!

A nonnegative integer-valued random variable X has a CDF of the form F(x)=1-(1/5)^x for x=1,2,.....and zero otherwise. Find P(X is odd)? could you please help me with that?

A lot consists of 15 articles of which 8 are free of defects ,4 have minor defects and 3 have major defects.Five articles are selected at random without replacement find probability that at most one...

There's 14 balls in a bag. 3 of them have a prize, 11 of them do not. You get three chances to pick a ball out of the bag. After each pull, the ball you pulled does not go back into the bag, leaving...

Suppose a lie detector test has the following properties.If the suspect is telling the truth,the lie detector will correct say so with probability 0.85.if the suspect is lying ,it will correctly identify...

hridee has two urns.the first urn has three red balls,1 green ball,and one yellow ball.the second urn has one red ball, six green balls, and 4 yellow balls.she takes one ball from the first urn and...

Also, what is the probability that you will get a 60% grade or higher on the test?

if you have 3 doors and a player has chosen the wrong door, the emcee opens tone of the remaining door that has no prize behind it. when the player has chosen the correct door, the emcee always opens...

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