In how many ways can we permute elements of the set [5] so that an even number is in the last position?

Q: 16 The probability that an event will happen is P(E) = 19 Find the probability that the event will…

A: Given The probability that an event happen is P(E)=1619 Result: For any event A is a subset of…

Q: 13 The probability that an event will happen is P(E)= Find the probability that the event will not…

A: The probability of an even not happening is given by  P( Event not happening) = 1- P( Event…

Q: A new testing method is said to be successful 80% of the time. If ten of such tests are conducted…

A: From the provided information,Probability of success (p) = 0.80Number of trials (n) = 10

Q: An urn contains 10 red balls 20 of them olives and 50 orange balls if you reach into the urn and…

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Q: 3 A construction firm has bid on two projects. The probability of getting the first project is 0.35…

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Q: Consider a collection of envelopes consisting of 3 red envelopes, 3 blue envelopes, 1 green…

A: According to the given information,Number of red envelopes, n(R) = 3Number of blue envelopes, n(B) =…

Q: Q2) A box has 3 white balls, 6 black balls, and 7 red balls. If someone select a ball randomly, what…

A: Given A box contains: 3 White balls (W) 6 Black balls (B) 7 Red balls (R) total number of…

Q: Random sample of twenty students is selected, 15% of the students are female. what is the…

A: Solution: Let X be the number of female students. From the given information, n=20 and p=0.15. Here,…

Q: Find the probability that when a couple has five children, at least one of them is a boy. (Assume…

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Q: A remote-controlled undersea vehicle detects debris from a sunken craft at a rate of 40 pieces per…

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Q: The mall records the number of shoes purchased by customers over the course of one day. The…

A: According to the given information in this question We need to find the probability of no more than…

Q: If you were to select one card randomly from a single deck of 52 cards what is probability of…

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Q: Could you help me solve and understand number 4 written out by hand?

A: Define the random variable X as the number of individuals that changes residence during the year.…

Q: Give the most specific/exact description for each term in short answer form. 1. probability 2. event…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub parts for…

Q: What is the probability x is less than 6.5?

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Q: 15. There is an average of month has 30 days. (a) What is the probability of three or more accidents…

A: Given that  Average number of accidents in 30 days = 4 X ~ Poisson (Mean = 4)

Q: A bag contains 13 blue, 8 red, and 9 white marbles. Find the probability of drawing in 1 draw: 10.…

A: Given No.of blue marbles = 13No.of red marbles = 8No. of white marbles = 9

Q: (b) At least one moves outsi 3. The annual probability that an individual makes an interstate move…

A: The sample size n=10. Let a person make an interstate move is a success. The success probability is…

Q: What is the probability that a number selected at random from the first 1,000 positive integers is…

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Q: In your sock drawer you have 4 blue, 5 gray, and 3 black socks. Half asleep one morning you grab 2…

A: The objective of this question is to calculate the probability of different outcomes when picking 2…

Q: Watch your cholesterol: The mean serum cholesterol level for U.S, adults was 196, with a standard…

A: Given Data Population Mean,μ = 196.0 Population Standard Deviation,σ = 36.0 sample…