1.a) Find the CDF. 1 b) Now let's not 0.25 Find DIY <2) Dy

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One of the bartleby experts helped me with parts 1a, 1b, and 1c on this Intro to Probability and Statistics homework problem. I need to know if the answers below are correct for each part.

 

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1.a)    F(x) = 1 - e ^ -lambda x

1.b)    0.5276

1.c)    0.3064

Here's a PDF:
fx(x) = { de
de-Ax
x > 0
otherwise
1.a) Find the CDF.
1.b) Now, let's set λ = 0.25. Find P{X ≤ 3}.
1.c) Again using λ = 0.25, Find P{1 ≤ x ≤ 3}.
Transcribed Image Text:Here's a PDF: fx(x) = { de de-Ax x > 0 otherwise 1.a) Find the CDF. 1.b) Now, let's set λ = 0.25. Find P{X ≤ 3}. 1.c) Again using λ = 0.25, Find P{1 ≤ x ≤ 3}.
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