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blagie [28]
2 years ago
13

All of the probabilities in a probability distribution add up to what?

Mathematics
2 answers:
Lina20 [59]2 years ago
4 0

Answer:

The correct answer is The sum of the probabilities in a probability distribution is always 1. A probability distribution is a collection of probabilities that defines the likelihood of observing all of the various outcomes of an event or experiment.

Hope this helps!!

Mark me Brainleast!!

steposvetlana [31]2 years ago
3 0

Answer:

The sum of the probabilities in a probability distribution is always

Step-by-step explanation:

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Answer all the pictures to get 12 points and brainliest sorry this is the last points i have
olga_2 [115]

Answer:

#6 : C

#7 : B

#8 : D

#9 : B

#10 : B

#11 : D

#12 : D and E

#13 : A

Step-by-step explanation:

Hope it helps

8 0
3 years ago
Solve the equation for y.<br><br> 4.2x−1.4y=2.1
Vlada [557]

Answer:

y=3x- 3/2

Step-by-step explanation:

4.2x−1.4y=2.1

Subtract 4.2x from each side

4.2x-4.2x−1.4y=-4.2x+2.1

-1.4y = -4.2x +2.1

divide each side by -1.4

-1.4y/-1.4y = -4.2x/ -1.4 +2.1/-1.4y

y=3x- 3/2

7 0
3 years ago
Y=1/4x + 8 what would be the slope and the y-intercept
boyakko [2]

slope intercept form is: y = mx + b

m = slope

b = y-intercept

In the equation y = 1/4x + 8

m = 1/4 = slope

b = 8 = y-intercept

6 0
4 years ago
Read 2 more answers
I was absent when we learned this, please help
Lapatulllka [165]
Part a
For horizontal 8*50% = 4 and for vertical 12*75%= 9.
So these values are less than the originals so the new frame is a reduction.
Part b
For horizontal 8*125% = 8*1.25 = 10 and for vertical 12*140% = 12*1.4 =16.8
So these values are greater than the originals sothe new frame is a enlargement.
5 0
3 years ago
Write the word sentence as an inequality.
garik1379 [7]

Answer:

-5b <= -34

Step-by-step explanation:

The inequality phrase, "at most" is same as "less than or equal to". So the algebraic inequality would be -5b <= -34. To solve for b, divide both sides by -5 and make sure to switch the inequality symbol to >= when dividing or multiplying inequalities by a negative number. So b >= 34 / 5.

4 0
3 years ago
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