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Lera25 [3.4K]
3 years ago
12

Sean recorded everyone’s number-cube rolls during the game.

Mathematics
2 answers:
mixer [17]3 years ago
6 0

Answer:

See below. Sean is in error.

Step-by-step explanation:

There are a total of 15 rolls of the cube.

If we count the number of  1's that are rolled we get  5 which is more than any other number. So the EXPERIMENTAL probability of getting a 1 is 5/15 = 1/3.

But this is NOT the THEORETICAL probability.

If we assume that it is a fair cube then the theoretical probability of a 1  is 1/6.

Each number has an equal theoretical probability of 1/6.

Artemon [7]3 years ago
3 0

Answer:

Sean’s error is that he just looked the number of times 1 occurred. The theoretical probability of rolling a 1 is found by dividing the number of desired outcomes by the total number of outcomes. The correct probability of rolling a one is 1/6.

Step-by-step explanation:

sample answer

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Enter the equation of the circle described below.<br><br> Center (-1, 4), radius = √3
lorasvet [3.4K]
EQUATION OF A CIRCLE: (x-h)² + (y-k)² =r²


=  (x+1)² + (y-4)² =3
3 0
4 years ago
CAN SOMEONE PLEASE ANSWER THISS ASAP PLEASE
solong [7]

Answer:

Step-by-step explanation:

11.04 = 10(1.02)^n

1.104 = 1.02^n

ln 1.104 = ln 1.02^n

ln 1.104 = n ln 1.02

n = ln 1.104/ ln 1.02

n = 4.99630409516

4.99 can be rounded to 5.

So a reasonable domain would be 0 ≤ x < 5

PART B)

f(0) = 10(1.02)^0

f(0) = 10(1)

f(0) = 10

The y-intercept represents the height of the plant when they began the experiment.

f(1) = 10(1.02)^1

f(1) = 10(1.02)

f(1) = 10.2

(1, 10.2)

f(5) = 10(1.02)^5

f(5) = 10(1.1040808)

f(5) = 11.040808

f(1)=10(1.02)^1

f(1)=10.2

Average rate= (fn2-fn1)/(n2-n1)

                     =11.04-10.2/(5-1)

                    =0.22

the average rate of change of the function f(n) from n = 1 to n = 5 is 0.22.  

8 0
3 years ago
What is the area of a semicircle whose perimeter is 72cm
Nuetrik [128]

Answer:

A = 307.9 sq/cm

Step-by-step explanation:

Find the radius of the semi-circle

diameter + half the circumference = 72 cm

2r + pi*r = 72

r(2+pi) = 72

 

r = 72%2F%28%282%2Bpi%29%29

r = 14

:

what will be the area of that semicircle?

A =1%2F2*pi%2A14%5E2

A = 307.9 sq/cm

7 0
4 years ago
Please help me I need ASAP
Sliva [168]

Answer:

(4) y=(x-3)²-4

I dont have much evidence to give

7 0
3 years ago
What is the volume of this solid? Recall the formula V = Bh.
Viktor [21]

Answer:

280

Step-by-step explanation:

V=Bh

V=1/2(7x10)8      *it is a triangluar pyrmid so the base is a triangle*

V=1/2x70x8

V=35x8

V=280

Answer:280

5 0
3 years ago
Read 2 more answers
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