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ladessa [460]
4 years ago
11

A fair die is cast four times. Calculate

Mathematics
1 answer:
azamat4 years ago
3 0

Answer:

I'd say that is an "occupancy problem".

I ran a spreadsheet simulation of that and I'd say the probability is approximately .13

Those problems are rather complex to solve.  What I think you would have to do is calculate the probability of  

A) ZERO sixes appearing in 4 rolls.

B) exactly 1 six appears in 4 rolls.

C) exactly 2 sixes appear in 4 rolls.

D) exactly 3 sixes appear in 4 rolls. and

E) exactly 4 sixes appear in 4 rolls.

4 rolls of a die can produce 6^4 or 1,296 combinations.

A) is rather easy to calculate:  The probability of NOT rolling a six in one roll is 5/6.  In 4 rolls it would be (5/6)^4 = 0.4822530864

E) is fairly easy to calculate: The probability of rolling one six is (1/6).  The probability of rolling 4 sixes is (1/6)^4 = 0.0007716049

Then we need to:

D) calculate how many ways can we place 3 objects into 4 bins

C) calculate how many ways can we place 2 objects into 4 bins

B)  calculate how many ways can we place 1 objects into 4 bins

I don't know how to calculate D C and B

Step-by-step explanation:

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A store owner was buying uniforms for his employees. If each of his stores needed 79 uniforms and he had 64 stores which express
seraphim [82]

Answer:

C)  The total number of  about uniforms needed is  60 x 80 uniforms.

Step-by-step explanation:

The Number of total stores the owner has = 64 stores

The number of employees uniform needed in 1 store  = 79 uniforms

Now, 64 is Rounded off to about 60.

and 79  is Rounded off to about 80.

⇒ The total number of uniforms in 60 stores = 60 x ( uniform in 1 store)

= 60 x  (80 uniforms)  

or, the expression of total uniforms needed = 60 x  (80 uniforms)  

Hence, the total number of  about uniforms needed is 60 x 80 uniforms.

4 0
3 years ago
Alejandra correctly wrote the equation y – 3 = (x – 10) to represent a line that her teacher sketched. The teacher then changed
Hoochie [10]
The question which ask to select among the choices the equation that Alejandria should write to represent the new line where as the equation she wrote is y-3=x-10 and the answer would be that the form in this equation is y=x-13 and if the slope is 2 then it is y=2x-13
3 0
4 years ago
Read 2 more answers
Can someone help me ASAP, please?
Lera25 [3.4K]
When x = -1,
  y = 12⁻¹ = 1/12 = 0.0833
When x= 0,
  y = 12⁰ = 1 = 0.0833*12
When x = 1
  y = 12¹ = 12 = 1*12
When x = 2,
  y = 12² = 144 = 12*12
When x = 3,
  y = 12³ = 1728 = 144*12

The rule is to multiply the previous value of y by 12 as x increases by 1.

Answer: Multiply by 12
The second choice is the correct answer.
7 0
3 years ago
At a certain time of day, the angle of elevation of the sun is 30°. A tree has a shadow that is 25 feet long. Find the height of
Sergio039 [100]
The is 750 Because 30
X25
750
You're welcome
4 0
4 years ago
Is {(1,-2),(-2,0),(-1,2),(1,3)} a function
svp [43]

Answer:

Step-by-step explanation:

No...this is not a function.

A function will not have ANY repeating x values.....they can have repeating y values, just not the x ones.

And this set of numbers has repeating x values of 1

in other words, in a function, all the x values have to be different numbers....none can be the same

5 0
3 years ago
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