Let x have an exponential distribution with = 0.3. Find the probability. (Round your answer to four decimal places.)P(x > 7)

Given that, The random variable is exponentially distributed. X~Exp(λ=0.3) The probability…

Answered: Let x have an exponential distribution…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Complete the PDF. P(X = x) x • P(X = x) 0.1 1 0.4 0.2 O Part (a) Find the probability that X = 2. O Part (b) Find the expected value.
x Assume that females have pulse rates that are normally distributed with a mean of µ = 76.0 beats per minute and a standard deviation of a = 12.5 beats per minute. Complete parts (a) through (c) K below. View an example Get more help. 2 * F2 W a. If 1 adult female is randomly selected, find the probability that her pulse rate is less than 83 beats per minute. The probability is (Round to four decimal places as needed.) S X H mand # 3 80 F3 E D C $ 4 a F4 R F % 5 V FS T G 6 B MacBook Air Fo Y H & 7 N F7 U J O * 8 DII FB M 1 9 K F9 O Clear all - ... I option F11 { [ + ? = Check answer 11 : Show All 44) F12 } ] X delete 0 re
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Find the standard deviation. (Enter an exact number as an integer, fraction, or decimal.) x P(x) x*P(x) (x − ?)2P(x) 2 0.1 2(0.1) = 0.2 (2 − 5.4)2(0.1) = 1.156 4 0.3 4(0.3) = 1.2 (4 − 5.4)2(0.3) = 0.588 6 0.4 6(0.4) = 2.4 (6 − 5.4)2(0.4) = 0.144 8 0.2 8(0.2) = 1.6 (8 − 5.4)2(0.2) = 1.352
Use the numbers given in step 8 to find the probability in step 9.
D=20 answer part c only please!
help required on this please
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N=9,p=0.8,x less than or equal to 3 The probability of x less than or equal to 3 success is ? Round to four decimal places as needed
please help
Answer only d part
D=19

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Let x have an exponential distribution with = 0.3. Find the probability. (Round your answer to four decimal places.) P(x >7)