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bonufazy [111]
3 years ago
13

If the annual proportion of erroneous income tax returns filed with the IRS can be looked upon as a random variable having a bet

a distribution with α = 2 and β = 9, what is the probability that in any given year there will be fewer than 10 percent erroneous returns?

Mathematics
1 answer:
Volgvan3 years ago
8 0

Answer:

The probability that in any given year there will be fewer than 10 percent erroneous returns is P(x≤0.1)=0.264.

Step-by-step explanation:

For a beta distribution with α = 2 and β = 9, we need to use a calculator to compute the probabilities.

The probability that in any given year there will be fewer than 10 percent erroneous returns is P(x≤0.1)=0.264.

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How many solutions exist for the given equation? 12x + 1 = 3(4x + 1) – 2
lubasha [3.4K]

Answer:

3=3 infinity many solutions

Step-by-step explanation:

12x+1=3(4x+1)-1

3x4x   3x1

12x+1=12x+3-2

   +2            +2

12x+3=12x+3

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3=3

6 0
3 years ago
Simplify the following:<br> -11y² + 9y
kolezko [41]

Answer:

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Step-by-step explanation:

8 0
3 years ago
Do the table and the equation represent the same function ? Y=390+11(x)
Furkat [3]

<u>Answer:</u>

No

<u>Step-by-step explanation:</u>

We are given the following equation of a function and a table for the corresponding values of this function:

y=390+11(x)

We are to determine if the equation and the table represent the same function.

To check that, we will substitute the value of x in the equation to see if it gives the same values of y as in the table.

y=390+11(-30) ---> (-30, 60)

y=390+11(-28) ---> (-28, 82)

y=390+11(-26) ---> )-26, 104)

Since these paired values differ from the ones given in the table. Therefore, table and equation do not represent the same function.

8 0
4 years ago
What single percentage change is equivalent to a 11% decrease followed by a 13% decrease?​
Sunny_sXe [5.5K]

Answer: its 22.57%

Step-by-step explanation:

I got it wrong on hegarty so I could show you the answer since your an army lol

5 0
3 years ago
The length of a rectangular piece of land is 60 yard more than two times its width. The perimeter is 540 yard. Find its dimensio
babunello [35]

Answer:

l=200 yard

w=70 yard

Step-by-step explanation:

let  width =w

length l=2w+60

then perimeter P=2(l+w)=2(2w+60+w)=540

3w+60=270

3 w=270-60=210

w=70

l=2*70+60=200

4 0
3 years ago
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