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pishuonlain [190]
3 years ago
13

Which statement is true? Point estimates are used to make inferences about population parameters. When we use the population mea

n and proportion to summarize information about the entire population, we call them point estimates. The population mean and proportion are always equal to their corresponding point estimates. The sample mean and sample proportion of a population are called population parameters. NextReset
Mathematics
2 answers:
alexandr402 [8]3 years ago
8 0

Answer: Point estimates are used to make inferences about population parameters.

Step-by-step explanation:

The population parameter is a numerical value that represents the population. It is obtained from a statistic which is calculated from a randomly selected sample of the given population.

Point estimation is the technique of finding an approximate value of some parameter such as the population mean from random samples of the population.

Hence, the right statement is "<em>Point estimates are used to make inferences about population parameters</em>".

zhannawk [14.2K]3 years ago
7 0
I think the Answer is A.<span>Point estimates are used to make inferences about population parameters</span>
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According to the general equation for conditional probability, if P(A, B) =4/7
Neko [114]

Answer:

P(A|B) = \frac{32}{49}

Step-by-step explanation:

We use the conditional probability formula to solve this question. It is

P(A|B) = \frac{P(A \cap B)}{P(B)}

In which

P(A|B) is the probability of event A happening, given that B happened.

P(A \cap B) is the probability of both A and B happening.

P(B) is the probability of B happening.

We have that:

P(A \cap B) = \frac{4}{7}, P(B) = \frac{7}{8}

So

P(A|B) = \frac{P(A \cap B)}{P(B)} = \frac{\frac{4}{7}}{\frac{7}{8}} = \frac{4}{7}*\frac{8}{7} = \frac{32}{49}

Then

P(A|B) = \frac{32}{49}

8 0
3 years ago
Will give brainliest
serious [3.7K]

Answer:

[2(x+10)]°+(3x-30)°=180°[vertically opposite angle]

2x+20+3x-30=180°

5x-10=180°

5x=180-10

5x=170

x=170/5

x=34

6 0
2 years ago
-5(3m+6)= -3(4m - 2)
algol13
-15m -30 = -12m +6
3m = 36
m= 36/3 =12
4 0
3 years ago
Read 2 more answers
14. What does the term claims exchange transaction mean?
nalin [4]
A transaction that decreases one claim and increases another claim; total claims remain unchanged. For example, accruing interest expense is a claims exchange transaction; liabilities increase, and the expense recognition decreases retained earnings.
7 0
3 years ago
An angle that is greater then 90 degrees and less then 180degrees
salantis [7]
It would be an obtuse angle :)
4 0
3 years ago
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