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kari74 [83]
3 years ago
12

RE

Mathematics
1 answer:
serg [7]3 years ago
4 0

Answer:

<h3>               d = - 4</h3>

Step-by-step explanation:

<h3> a_1=7\\a_2=3\\\\d=a_2-a_1=3-7=-4</h3>
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The ratio of boys and girls in the school musical is 5 to 8.Which of the following shows the possible numbers of boys and girls
Maurinko [17]

Answer:

I don't see the following ratios.

Step-by-step explanation:

I think you should add the following.

6 0
3 years ago
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In the library on a university campus, there is a sign in the elevator that indicates a limit of 16 persons. Furthermore, there
Vedmedyk [2.9K]

Answer:

a) 151lb.

b) 6.25 lb

Step-by-step explanation:

The Central Limit Theorem estabilishes that, for a random variable X, with mean \mu and standard deviation \sigma, a large sample size can be approximated to a normal distribution with mean \mu and standard deviation \frac{\sigma}{\sqrt{n}}.

In this problem, we have that:

\mu = 151, \sigma = 25, n = 16

So

a) The expected value of the sample mean of the weights is 151 lb.

(b) What is the standard deviation of the sampling distribution of the sample mean weight?

This is s = \frac{\sigma}{\sqrt{n}} = \frac{25}{\sqrt{16}} = 6.25

8 0
3 years ago
How can the statement below be rewritten as a conditional statement in if-then form?
Irina-Kira [14]

Answer:

<h2>If two angles measures 180 degrees, then they form a linear pair.</h2>

Step-by-step explanation:

The conditional statement should be this way, because after the word ''if'', should be placed the condition, and after the word ''then'', should be the consequence.

5 0
3 years ago
Find the value of 12% of 150 *<br>1 point<br>15<br>O 18<br>O 22<br>O 25​
aleksandrvk [35]

Answer:

The answer is 18

Step-by-step explanation:

12% = 12/100

150 × 12/100

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Please help I’ll give Brainlist!
Fofino [41]

Answer:

3

Step-by-step explanation:

7 0
2 years ago
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