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Masteriza [31]
3 years ago
11

Roenfeld Corp believes the following probability distribution exists for its stock. What is the coefficient of variation on the

company's stock
Mathematics
1 answer:
jok3333 [9.3K]3 years ago
8 0

Complete question is attached;

Answer:

Option D: 0.3069

Step-by-step explanation:

Formula for coefficient of variation on the company's stock is;

CV = σ/E(r)

Where σ is the standard deviation and E(r) is expected value of return.

From the attached image, we can find E(r) as;

E(r) = 0.45(25) + 0.5(15) + 0.05(5)

E(r) = 19%

From online calculation, the standard deviation is 5.83%

Thus;

CV = 5.831/19

CV ≈ 0.3069

You might be interested in
12/16 - 7/18 in simplest form​
Ivan

Answer:

The answer is \frac{13}{36}

Step-by-step explanation:

The formula is:

\frac{a}{b} -  \frac{c}{d}  =  \frac{ad - bc}{bd}

In this case :

\frac{12}{16}  - \frac{7}{18} =  \frac{12 x 18 - 16x17}{16x18} = \frac{216 -112 }{288} = \frac{104}{288}

To get the simples form notice both 104 and 288 are divisible by 8 and 104/8 = 13 and 288/8 = 36.

Thus \frac{104}{288} = \frac{13}{36}

6 0
3 years ago
Circle A has center of (2, 3) and a radius of 5, and circle B has a center of (1, 4) and a radius of 10. What steps will help sh
Kay [80]

To prove the similarity between the two circles we must translate circle A by <- 1, 1> and dilate the figure by a factor of 2.

<h3>How to prove that two circles are similar</h3>

Herein we must prove that two circles are similar by taking advantage of two key characteristics: (i) Center, (ii) Radius. Based on such facts, we must apply the following <em>rigid</em> transformation:

  1. Translating the circle from A to B.
  2. Enlarging the circle A by a <em>dilation</em> factor.

Step 1 - Traslating the circle from A to B: Translation vector - (- 1, 1).

(x, y) = (2, 3) + (- 1, 1)

(x, y) = (1, 4)

Step 2 - Dilate the circle by a factor of 2.

r = 2 · 5

r = 10

To prove the similarity between the two circles we must translate circle A by <- 1, 1> and dilate the figure by a factor of 2.

To learn more on transformation rules: brainly.com/question/9201867

#SPJ1

5 0
2 years ago
Please help urgently ​
lisabon 2012 [21]

Solving for y:

6y - 2x = 20

6y = 2x + 20

y = \frac{2x + 20}{6}

y = \frac{2x}{6} + \frac{20}{6}

y = \frac{1x}{3} + \frac{10}{3}

<em>Hope it helps!</em>

8 0
2 years ago
Read 2 more answers
Can someone help me please, thanks
9966 [12]

Answer:

B. x ≥ 2

Explanation:

<em>hey there,</em>

<em />

< 54-10x ≤ 20+7x

This is kind of simplified as if it was an equation with "=". First, put all the "x"s to one side.

54-10x-7x ≤ 20

Put all the regular numbers to the other side.

-10x-7x ≤ 20-54

Continue simplifying:

-17x ≤ -34

When finishing up this to try to find "x", you are going to change the sign to the opposite (since here it is greater than or equal to, you're going to change it to less than or equal to). The sign is going to change because the numbers being dragged over are negative. This is just a rule you have to follow. So:

x ≥ 2 is your final answer. >

<u>Hope this helped! Feel free to ask anything else.</u>

(Also for future reference, you can add your question in the question box instead of into the comments.)

8 0
3 years ago
2x+2y+2x+2y=<br> y'all im hella bored...........
Alekssandra [29.7K]

Answer:

4x+4y

Step-by-step explanation:

2x+2y+2x+2y

= 4x+4y

7 0
3 years ago
Read 2 more answers
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