A four-digit number is to be formed from the digits 0, 1, 2, 3, 5, 7, 8, and 9. How many four-digit even numbers can be formed if the digits can be used more than once? О 7х3x8x8 O 7x2x8x8 8x3x8x8 О 7x3x3x3

Q: The graph of a probability distribution is shown below. The graph is made up of a line segment and t...

A: Given,Area=0.075

Q: a) You are considering a sales job that pays you on a commission basis or a salaried position that p...

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A:

Q: Express the following probability as a simplified fraction and as a decimal. Marital Status of a Cer...

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Q: d (9x² – 4x' - 12) 5 (a) dx

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Q: Éxample 12. Calculate the mean deviation about the mean for the following data: 5 15 25 35 45 55 65 ...

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Q: If a car agency sells 50% of its inventory of a certain foreign car equipped with an airbag, find a ...

A: P (X = x) = P(x) = nCx Px (1-P)n-x, x = 0, 1, 2,  

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A: Here use basic of sample space and Event 

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A: Given data,Probability of scratchers are winning ones is p=41%=0.41No of scratchers is n=7Find the m...

Q: Two dice are tossed. The probability that the sum of each dice is a prime number is: O 9/36 O 14/36 ...

A:

Q: 7.) CD Selection: James ruiz has 7 CDs and wants to select 4 to play in his car CD player. In how ma...

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A: From the given information, In male students, 2 prefer pizza, 5 prefer steak and 7 prefer chicken. I...

Q: The digits 2, 3, 4, 5, 6, and 7 are randomly arranged to form a three-digit number. (Digits are not ...

A: Given digits is 2,3,4,5,6,7No.of digits = 6No. of digits number to be arranged = 3

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A: Given that,  A die is rolled 50 times so n= 50  The probability of occuring any number is 1/6 . p= 1...

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Q: Suppose a normal distribution has a mean of 38 and a standard deviation of 2. What is the probabilit...

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A:

Q: Example 11. In a study on patients, the following data were obtained. Find the arithmetic mean. Age ...

A:

Q: Write each as a single factorial. i) 56*6! i) (n + 3)(n + 2)(n + 1)! i) (n² + n)(n - 1)!

A:

Q: Suppose the age a student graduates from Salem State is Normally distributed. If the mean age is 23....

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Q: Exercise 6.1 The sick-leave time of employees in a firm in a month is normally with a mean of 100 ho...

A: Given,mean(μ)=100standard deviation(σ)=20

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A: Given graph is

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A: Given n=3 P=1/3

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A:

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Q: Example 4. Calculate the quartile deviation and coefficient of quartile deviation and the cient of q...

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Q: Discrete probability distribution: What does a probability distribution demonstrate/ represent?

A: A probability distribution shows the expected outcomes of possible values for a given data generatin...

Q: Suppose that the hazard rate of a certain continuous positive random variable is given by 4t+4. Find...

A:

Q: A coin is weighted in such a way that it lands "heads side up" 70% of the time. The coin is to be fl...

A: Given that p =0.7 ,n=8,k=5 Using negative binomial distribution Find the probability given

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A: We have given that  1 = 4 times 2 = 2 times 5 = 3 times 6 = once9 = 2 times

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A: First we have to obtain the conditional PDF of X given Y = y to find the required expectation.

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Q: 1. A coin is thrown 4 times, what is the probability that at least one head is obtained?

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Q: the probability that he fails the short exam with a passing rate of 50% and will only have 10 questi...

A: Here Given  Mark decided to take short exam which has 10 Questions and each has 4 possible answers.

Q: 1. Apply the addition rule, P(mean or median) = P(mean) + P(median) - P(mean and median), to find th...

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Q: Illustration. 16.75. If A, A, and A, be any three events prove that 3 P(A +A + Az) =EP(A;) -EP(A;A;)...

A:

Q: The following diagram shows the keypad for an automatic teller machine. As you can see, the same seq...

A: Given:    

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A: Here sample is given,  Xi: 21, 23, 30, 28, 22, 27, 32, 35  Sample size is n= 8 Null hypothesis for t...

Q: Find the number of ways in which any 3 of 40 students can be ranked fırst, second, and third accordi...

A: