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seraphim [82]
3 years ago
12

Q2) What are the rules for probability distributions ? I​

Mathematics
1 answer:
olga2289 [7]3 years ago
6 0

Answer:

Probability Distributions

A listing of all the values the random variable can assume with their corresponding probabilities make a probability distribution.

A note about random variables. A random variable does not mean that the values can be anything (a random number). Random variables have a well defined set of outcomes and well defined probabilities for the occurrence of each outcome. The random refers to the fact that the outcomes happen by chance -- that is, you don't know which outcome will occur next.

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at one point in a girl scout cookie sales drive, region c had sold 1,800 boxes of cookies and region d had sold 1,400 boxes of c
tia_tia [17]

From the calculation below, the number of days it will take region d to catch up with region c is 8 days.

<h3>How do we calculate the number of days from the word problem?</h3>

The number of days it will take region d to catch up with region c can be calculated using the following formula:

c = d + 50y ................... (1)

c = the number of boxes sold by region c = 1,800

d = the number of boxes sold by region d = 1,400

y = number of days it will take region d to catch up = ?

Substituting the relevant values into equation (1) and solving for y, we have:

1,800 = 1,400 + 50y

1,800 - 1,400 = 50y

400 = 50y

y = 400 / 50 = 8

Learn about the word problem here: brainly.com/question/3997080.

#SPJ1

7 0
2 years ago
What number multiplied by itself three times gets 343
MaRussiya [10]
The answer is 7.
7*7*7 = 343

Hope this helps you! (:
-PsychoChicken4040

3 0
4 years ago
Read 2 more answers
Tv emporium had a huge sale in the morning 5/12 of the flat screen televisions were sold in the afternoon one-third of the flat
lara [203]

Answer:

Total number of flat screen sold is 3/4

Step-by-step explanation:

Let the total number of the flat screen sold be y

y = number of flat screen sold in the morning + number of the flat screen sold in the afternoon.

Number sold in the morning = 5/15

Number sold in the afternoon = 1/3

Y = 5/12 + 1/3

Find the LCM of 12 and 3

Y = (5 + 4)/12

Y = 9/12

Y = 3/4

Total number of flat screen sold is 3/4

3 0
3 years ago
Read 2 more answers
2. There were 600 sheep and goats in the hills. If the ratio of sheep to
LUCKY_DIMON [66]

I'm gonna ignore the part where you said "at is morcent of the base instruments in the hand learline the"...

So there are 600 sheep and goats in the hills, and we know the ratio of sheep to goats is 1 to 2.

This means that the number of goats are twice the amount of sheep.

Therefore the only values that work are:

200 : 400.

So there are 200 sheep.

Check:

200 + 400 = 600

5 0
3 years ago
Can u help me on this one because my teacher did not show me how to do it 6+7 (8b+4)
Ber [7]
<span>6+7 (8b+4)

</span><span><span>6+<span><span>(7)</span><span>(<span>8b</span>)</span></span></span>+<span><span>(7)</span><span>(4<span>)
</span></span></span></span><span><span>6+<span>56b</span></span>+<span>28
</span></span>
<span>Combine Like Terms:
</span>
<span>6+<span>56b</span></span>+<span>28
</span>
<span>(<span>56b</span>)</span>+<span>(<span>6+28</span><span>)
</span></span>
answer: <span><span>56b</span>+<span>34</span></span>
7 0
3 years ago
Read 2 more answers
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