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nordsb [41]
3 years ago
10

i have this question on my hw that talks about expiremntal probability it says yesterday you had 20 hits for 50 attempts, today

you have 30 attempts at bat. Use your experimental probability to predict how many hits you will have today.
Mathematics
1 answer:
Debora [2.8K]3 years ago
8 0

Answer:

the answer is twelve

Step-by-step explanation:

break the the problem into fractions 20/50 is 2/5. 2/5 of 30 is 12

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I need help...............................
Vanyuwa [196]

Answer:

Step-by-step explanation:

First box:4/52

Second box:4/52

Third box:4/52, 4/52, maybe u combine it

Fourth box:4/52, 4/51

Fifth box:4/52, 4/52 or combine

Sixth box:4/52,4/51

Seventh box:8/52, 8/52, or combine

( hope this helps )

7 0
3 years ago
Write a matrix to represent the system of equations.
ioda

Answer:

7   -1   6  |  -8

7  -5   7   |  1

0    1    -4 | -5

Step-by-step explanation:

Note that there are four columns in this system, representing the variables x, y and z and constants.  So the given matrix pattern is appropriate:  It has three columns for the coefficients of x, y and z and one column for the constants.

We need only identify the coefficients and transfer them into the appropriate boxes of the matrix pattern.

We get:

7   -1   6   -8

7  -5   7     1

0    1    -4  -5

7 0
3 years ago
Read 2 more answers
Investigate the link between Pascal's triangle and 2 and its powers
lina2011 [118]

Answer:

Outside of probability, Pascal's Triangle is also used for: Algebra, where coefficient of polynomials can be used to find the numbers in Pascal's triangle.  Pascal's Triangle is an arithmetical triangle you can use for some neat things in mathematics.

The entries in Pascal's triangle are actually the number of combinations of N take n where N is the row number starting with N = 0 for the top row and n is the nth number in the row counting from left to right where the n = 0 number is the first number.

The mathematical formula for the number of combinations without repetition is N!/(n!(N-n)!).

Step-by-step explanation:

To construct Pascal's triangle, start with a 1. Then, in the next row, write a 1 and 1. It's good to have spacing between the numbers. In the third row, we have 1 and 1 on the outside slopes. The 2 comes from adding the two numbers above and adjacent. Thus, we are adding the number on the left, 1, with the number on the right, 1, to get 1 + 1 = 2.

In the next row, the 3 comes from adding the 1 and the 2. This particular Pascal's triangle stopped at 1 5 10 10 5 1, but we could have continued indefinitely.

6 0
4 years ago
I'd appreciate it if anyone could help ASAP. I'm giving Brainliest!
andre [41]

Answer:

(1, 0.25)

Step-by-step explanation:

To find when f(x)=g(x), then look for a value that is the same for both functions in the table. 0.25 occurs twice for the same x value. This is when they are equal. The solution is (1, 0.25).

7 0
4 years ago
What is 0.001309835 rounded to five decimal places?
lesya692 [45]
The answer is 0.00131

Hooe this helps. - M
6 0
3 years ago
Read 2 more answers
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