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musickatia [10]
3 years ago
13

Find the value of the expression below.

Mathematics
1 answer:
Mkey [24]3 years ago
6 0
Answer is 8.

Explanation: Use the order of operations to solve. See photo for work

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Cuáles son todos los factores de 30​
Novay_Z [31]

Answer:

Los factores de 30 son: 1 y 30; 2 y 15; 3 y 10; 5 y 6.

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
If we sample from a small finite population without replacement, the binomial distribution should not be used because
Nezavi [6.7K]

Using the hypergeometric distribution, it is found that there is a 0.0232 = 2.32% probability of getting exactly two winning numbers with one ticket.

<h3>What is the hypergeometric distribution formula?</h3>

The formula is:

P(X = x) = h(x,N,n,k) = \frac{C_{k,x}C_{N-k,n-x}}{C_{N,n}}

C_{n,x} = \frac{n!}{x!(n-x)!}

The parameters are:

  • x is the number of successes.
  • N is the size of the population.
  • n is the size of the sample.
  • k is the total number of desired outcomes.

For this problem, the parameters are given as follows:

N =A + B = 54, k = 4, n = 4.

The probability of getting exactly two winning numbers with one ticket is P(X = 2), hence:

P(X = x) = h(x,N,n,k) = \frac{C_{k,x}C_{N-k,n-x}}{C_{N,n}}

P(X = 2) = h(2,54,4,4) = \frac{C_{4,2}C_{50,2}}{C_{54,4}} = 0.0232

There is a 0.0232 = 2.32% probability of getting exactly two winning numbers with one ticket.

More can be learned about the hypergeometric distribution at brainly.com/question/24826394

#SPJ1

3 0
2 years ago
Find the mistake. *<br> 9 + 4 x 3 + 2<br> 13x3 +2<br> 39+2<br> : 41
MakcuM [25]
The mistake was on the second one, u use pempas, the multiplication comes first. The answer is 23
8 0
3 years ago
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Why do you thing rates are usually written as unit rates
tatyana61 [14]
Rates are usually written in unit because it shows you the amount of something per one of the thing it is being compared to (EX: 5 oz/ 1 pig)
3 0
3 years ago
Driving from Chester to Boxerville, you see a sign that says you have seven miles to go. If the total length of the trip is 45 m
krek1111 [17]
45 - 7 = 38
unknown quantity is the miles already traveled.
6 0
4 years ago
Read 2 more answers
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