Question

$$f(x) = \begin{cases} .09375(4-x^2) & -2 \le x \le 2 \\ 0 & \text{otherwise} \end{cases}$$ (a) Sketch the graph of f(x). (b) Compute P(X > 0). (c) Compute P(-1 < X < 1). (d) Compute P(X < -.5 or X > .5).

Name: fx begincases 093754 x2 2 le x le 2 0 textotherwise endcases a sketch the graph of fx b compute px 0 c compute p 1 x 1 d compute px 5 or x 5 70343
Uploaded: 2021-09-14T23:32:47-08:00
Duration: 4 min 53 s
Channel: Robin Corrigan
Description: fx begincases 093754 x2 2 le x le 2 0 textotherwise endcases a sketch the graph of fx b compute px 0 c compute p 1 x 1 d compute px 5 or x 5 70343

          $$f(x) = \begin{cases} .09375(4-x^2) & -2 \le x \le 2 \\ 0 & \text{otherwise} \end{cases}$$

(a) Sketch the graph of f(x).
(b) Compute P(X > 0).
(c) Compute P(-1 < X < 1).
(d) Compute P(X < -.5 or X > .5).

Added by Brian P.

Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

Instant Answer

Solved by Expert Robin Corrigan

09/14/2021

Step 1

09375 * 4) = (0, 0.375). The function is defined between -2 and 2. Show more…

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$$f(x) = \begin{cases} .09375(4-x^2) & -2 \le x \le 2 \\ 0 & \text{otherwise} \end{cases}$$ (a) Sketch the graph of f(x). (b) Compute P(X > 0). (c) Compute P(-1 < X < 1). (d) Compute P(X < -.5 or X > .5).