1. A basketball player has a 70% free-throw shooting percentage. What is the probability that it takes him exactly 3 attempts to make his first successful free throw?

Q: Find the exact probability that you get sum of 10 when two die are tossed

A:

Q: A hacker is trying to guess someone's password. The hacker knows (somehow) that the password is 5…

A: Given that each digit could be a number between 0 and 4.  So for each digit we have 5 choices.…

Q: The probability of winning on an arcade game is 0.711. If you play the arcade game 18 times, what is…

A: Binomial distribution:The events that has exactly two possible outcomes (success or failure) follows…

Q: The probability of a fair coin landing heads-up in one toss is 1/2. If a coin is tossed 20 times,…

A: Given that, the probability of a fair coin landing heads-up in one toss is 1/2. We need to find the…

Q: A fair coin is tossed 3 times. Find the probability of tossing 3 tails in a row,  answer as a…

A: Let H denote heads Let T denote tails Let S be sample set   S={ HHH, HHT, HTH, THH,       TTT, TTH,…

Q: A negative z-value implies a negative probability

A: Z~N(μ=0, σ2=1)

Q: The probability is 0.0651 that the 4th applicant for a factory job will be hired on the 10th…

A: Given that, the probability is 0.0651 that the 4th applicant for a factory job will be hired on the…

Q: Every day, Jorge buys a lottery ticket. Each ticket has a probability of 0.2 of winning a prize.…

A: Given that the probability of winning a prize is p = 0.2. Let, X = Number of prizes won by Jorge…

Q: Benford's Law claims that numbers chosen from very large data files tend to have "1" as the first…

A:

Q: A student can solve mathematics problems at a rate of one problem per four minutes. Assume that the…

A: The Poisson probability distribution of random variable X is, PX=x=e-λλxx!;      x=0,1,2,… In the…

Q: Gregory buys a bag of cookies that contains 7 chocolate chip cookies, 5 peanut butter cookies, 8…

A: We  have given the following   7 chocolate chip cookies,  5 peanut butter cookies  8 sugar cookies,…

Q: How can we compare the probability value with the α level?

A: The comparison of the probability value (p-value) with the α level is based on the decision rule of…

Q: What are the rules for deteriming significant digits?

A: The rules for determining significant digits are:1. All non-zero numbers are significant   eg: The…

Q: For example S(x) = (0,1)(100-x)¹/² for 0 ≤ x ≤ 100. Count a) The probability that a person aged 30…

A: Given,  Sx=0.1×100-x12  for  0≤x≤100

Q: What is the probability that you get at least one 3 to show from 100 roll

A: You are to roll a die 100 times. The rolls are independent of each other. A die has sides…

Q: drunk walker takes a step left, right, up, or down with probability 1/4. Assuming that one step is…

A: Solution:

Q: express the event "taking atleast 16 credits" in terms of X and find its probability

A: The table shows the probability distribution for the random variable.