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Ivenika [448]
4 years ago
7

PLEASE HELP ME!!! ILL GIVE THE FIRST PERSON BRAINLIEST!!!

Mathematics
1 answer:
BartSMP [9]4 years ago
6 0

Problem 2

Midpoint: Think 1/2. A midpoint cuts a line segment in 1/2 (in this question). That means that the left segment = the right segment. Remember: midpoint means 1/2.

LN is given as 14.

LM is 1/2 the distance of 14

LM = 1/2 * 14

LM = 7

Problem 3

If the midpoint = the 1/2 way point, the two halves are equal. Remember a midpoint divides the 2 parts into 2 EQUAL parts.

4a - 2 = 18          Add 2 to both sides

4a = 18 + 2

4a = 20

a = 20 /4

a = 5

Problem 4

Remember that midpoint means 1/2. That a midpoint cuts a segment into 2 equal segments

Equation

2n + 2 =  5n - 4      

Solve

2n + 2 = 5n - 4      Add 4 to both sides

2n + 2 + 4 = 5n     Subtract 2n from both sides.

6 = 5n - 2n

6 = 3n                    Divide both sides by 3

6/3 = n

n = 2

<u>Answer:</u> B

Problem 5

And again the whole line segment is divided into 2 equal parts.

<u>Equation</u>

6p - 12 = 4p           Add 12 to both sides

6p = 12 + 4p           Subtract 4p from both sides.

6p - 4p = 12

2p = 12                   Divide by 2

p = 12/2

p = 6           <<<<< Answer


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HOPE THIS HELPS, BRAINLIEAST PLZZ

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3 years ago
The null hypothesis claims that the proportion of community college students who work full-time is 0. 45. The alternative hypoth
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What do you mean by null hypothesis ?

A statistical hypothesis known as a null hypothesis asserts that no statistical significance can be found in a collection of provided observations. Using sample data, hypothesis testing is performed to judge a theory' veracity. It is sometimes referred to as just "the null," and its symbol is H_{0}. To determine if a theory regarding markets, investing methods, or economies is correct or wrong, quantitative analysts employ the null hypothesis,

The null hypothesis states that the percentage of the population who works full time is 0.45.

As a result, 450 persons who are randomly selected from a population of 1000 work full-time.

A different hypothesis states that the ratio is higher than 0.45.

In the options provided, the proportion for the first option is 300/1000, or 0.3.

In the second choice, 500/1000 equals 0.5

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Therefore, the stronger the evidence is against the null hypothesis, the higher the divergence from it.

To learn more about the null hypothesis from the given link.

brainly.com/question/15980493

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4 0
1 year ago
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Then, substituting:

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For the standard deviation:

\begin{gathered} s=\sqrt[]{\frac{\sum ^{}_{}(x-\mu)^2}{N}} \\ s=4.521 \end{gathered}

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