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Novay_Z [31]
2 years ago
10

Salim wants to survey the students at his middle school about how much time they spend on homework. he will interview a sample o

f 150 students. which method would result in a random sample from the population of students at salim's school?
Mathematics
1 answer:
Aloiza [94]2 years ago
8 0

Using sampling concepts, it is found that the method that would result in a random sample is given by:

Pick 150 students' names from a jar that has the names of all the students in the school.

<h3>How are samples classified?</h3>

Samples may be classified as:

  • Convenient: Drawn from a conveniently available pool.
  • Random: All the options into a hat and drawn some of them.
  • Systematic: Every kth element is taken.
  • Cluster: Divides population into groups, called clusters, and each element in the cluster is surveyed.
  • Stratified: Also divides the population into groups. Then, a equal proportion of each group is surveyed.

Researching the problem on the internet, the representative(all possible students can possibly be sampled) and random sample is given by the following option:

Pick 150 students' names from a jar that has the names of all the students in the school.

More can be learned about sampling concepts at brainly.com/question/25122507

#SPJ1

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7 0
3 years ago
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given y&gt;0 and dy/dx=(3x^2+4x)/yif the point (1,√10) is on the graph relating x and y, then what is y when x=0
jonny [76]
\dfrac{\mathrm dy}{\mathrm dx}=\dfrac{3x^2+4x}y\iff y\,\mathrm dy=(3x^2+4x)\,\mathrm dx
\implies\displaystyle\int y\,\mathrm dy=\int(3x^2+4x)\,\mathrm dx
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When x=1 you have y=\sqrt{10}, so

\dfrac12(\sqrt{10})^2=1^3+2(1)^2+C\implies 5=1+2+C\implies C=2

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4 0
3 years ago
8w - 16 Helpppppppppppp
Sever21 [200]
-2? it’s been awhile sorry if it’s wrong
4 0
2 years ago
PLS HELP ME
Crank

Answer:

Yes it is statistical, it anticipates enough variability in responses

Step-by-step explanation:

-lukelaws

Hope I helped If I did please mark me brainliest if its wrong I am sorry!

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What's your question?
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