Suppose that x has a beta distribution with parameters a = 2.4 and ß = 1. Determine to 4 decimal places the following: a. P(X < 0.25) i b. P(0.25 < X < 0.86) i c. Mean d. Variance

Q: An object moves with velocity as given in the graph below (in ft/sec). How far did the object travel…

A: Let's find distance of objects travel from t=0 to t=45.

Q: 5 -100 12 8

A: Solve the given

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A: Given 1/3 + 2/9

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A:

Q: 24 12 XD

A:

Q: 12 5(.8)0

A: We can solve given problem by using G.P series.

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A:

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A: We need to find lower and upper estimate.

Q: 2 3 3 4 6 8

A: The mean is computed below.   Aptitude score(x) Frequency(f) x*f 0 4 0 1 2 2 2 3 6 3 0 0…

Q: 4n – 1

A:

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A:

Q: 5/14+1/6

A: 514+16=15+742

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A:

Q: expand (a-b)7

A: The solution is given in the next step.

Q: 1 7. 27 2.

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Q: 9 b and c

A: b) We check if the denominator is 0 for any value of x.  2x2+5=0 2x2=-5 x2=-5/2 (not possible) So…

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Q: 6.1 4

A: Given that  The vector

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Q: 12 16

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A:

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A: Use the product rule to determine the derivative for the given…

Q: 9 tmes 8

A: 9 times 8 means adding 8 upto 9 times or multiply 8 by 9.

Q: 30 40 8.

A:

Q: 6. 8.

A: Pythagorean Theorem:                  Pythagoras theorem states that  "In right angled triangle ,…

Q: 18.5x9.40

A: To calculate: 18.5 × 9.40

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A:

Q: - 2 4. - 3 V22 4 2/7 41M

A:

Q: 22 7/8 - 7=

A: Given,

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A: Area of triangle= (1/2) × Base × Height

Q: The 3 techniques for creating equivalent groups all have their own pros and cons. While all of them…

A: External validity of an experiment - It belongs to the outcome of study and application of outcome…