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statuscvo [17]
3 years ago
12

Will mark brainliest and will give 15 points!!!!

Mathematics
1 answer:
Lerok [7]3 years ago
8 0

Answer:

There is 1 way to vote for 0 people. There are 8 ways to vote for 1 person. There are 8⋅7/ 2 ways to vote for 2 people. There are 8⋅7⋅6 /2⋅3 ways to vote for 3 people. There are 8⋅7⋅6⋅5/ 2⋅3⋅4 ways to vote for 4 people. This is all because you can choose people but there are ways you can order the people.  

Does this help

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Find the probability of having 2,3, or 4 successes in five trials of a binomial experiment in which the probability of success i
Georgia [21]

Answer:

65.3%

Step-by-step explanation:

Binomial distribution PMF below (along with a description)

the probabilty of getting 2, 3, or 4 successes in 5 trials is just

p(2)+p(3)+p(4)

p(2)= 5C2*.4²*(1-.4)³ = .3456

p(3)= 5C3*.4³*(1-.4)²= .2304

p(4)= 5C4*.4⁴*(1-.4)=.0768

.3456+.2304+.0768= .6528

6 0
2 years ago
Please help with Math :) Thanks!
algol [13]

Last choice the area becomes 25 times greater

6 0
2 years ago
I need help for this to pass my last math class please help and show your work
Maksim231197 [3]
-12 + 3x + 2 = 5x - 10 - 8x 
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3 0
2 years ago
2.1(0.2x−1.4)=1.3(0.4x−3.5)<br> simplify <br> lots of points
Zina [86]

Answer:

you need a y to get at least 1 point

5 0
3 years ago
Evaluate 3|-4|<br> 12<br> 4<br> -12
ikadub [295]

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12

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12

3 0
2 years ago
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