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Mathematics
18.10.2020 17:38
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Suppose X is a normal random variable with μ = 350 and σ = 20. Find the values of

Suppose X is a normal random variable with μ = 350 and σ = 20. Find the values of the following probabilities. (Round your answers to four decimal places.) (a) P(X < 379)
(b) P(370 < X < 380)
(c) P(X > 370)
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layla07
layla07
4,4(67 marks)

D.  x = 4.

Step-by-step explanation:

As the 2 angles are congruent:

2.3x +25 = 5.8x + 11

2.3x - 5.8x = 11 - 25

-3.5x = -14

x = 14/3.5

x = 4.

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