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vredina [299]
3 years ago
5

Anybody Know This. ?

Mathematics
1 answer:
arlik [135]3 years ago
3 0
4, they are similar triangles
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Determine the marginal distribution of Gender. In paragraph form, how you calculated the marginal distribution. Include your cal
Furkat [3]

The marginal distribution for gender tells you the probability that a randomly selected person taken from this sample is either male or female, regardless of their blood type.

In this case, we have total sample size of 714 people. Of these, 379 are male and 335 are female. Then the marginal probability mass function would be

\mathrm{Pr}[G = g] = \begin{cases} \dfrac{379}{714} \approx 0.5308 & \text{if }g = \text{male} \\\\ \dfrac{335}{714} \approx 0.4692 & \text{if } g = \text{female} \\\\ 0 & \text{otherwise} \end{cases}

where G is a random variable taking on one of two values (male or female).

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2 years ago
Can you explain this? ​
zvonat [6]

Answer:

I know y intercept is when the line first touches the Y line which is the vertical line.

3 0
3 years ago
Give a third degree polynomial that has zeros of 13, 5i, and −5i, and has a value of −680 when x=3. Write the polynomial in stan
Vikki [24]

Answer:

\dfrac{17x^3-221x^2+425x-5525}{9}\\

Step-by-step explanation:

hello

we need to find something like, a being real

a(x-13)(x-5i)(x+5i)

with a so that

a(3-13)(3-5i)(3+5i)=-680\\\\a(-10)(3^2-(5i)^2)= -10(9+25)a=-360a=-680\\ a = \dfrac{680}{360}=\dfrac{17*40}{9*40}=\dfrac{17}{9}

so the third degree polynomial that we are looking for is

\dfrac{17}{9}(x-13)(x-5i)(x+5i)\\=\dfrac{17}{9}(x-13)(x^2+25)\\\\=\dfrac{17}{9}(x^3+25x-13x^2-13*25)\\\\\\=\dfrac{17}{9}(x^3-13x^2+25x-325)\\\\\\\\=\dfrac{17}{9}x^3-\dfrac{17*13}{9}x^2+\dfrac{17*25}{9}x-\dfrac{17*325}{9}\\=\dfrac{17}{9}x^3-\dfrac{221}{9}x^2+\dfrac{425}{9}x-\dfrac{5525}{9}\\

hope this helps

3 0
4 years ago
the chess club meets every two weeks and the student council meets every three weeks, how many weeks will it be before both club
scoray [572]

Answer:

6 weeks

Step-by-step explanation:

We need to find the common multiple of 3 and 2. The multiple of 2 and 3 is 6.

So on the 6th week.

I hope I could help!

4 0
3 years ago
Patel bought a model rocket kit from a catalog. The
tankabanditka [31]

Answer:

7 weeks

Step-by-step explanation:

add 10 to 125 then divide by 20

5 0
3 years ago
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