Answer:
y = 8x is the relationship between x and y in the equation that shows a proportional relationship.
The correct answer to public libraries response to to patrons’ increasing desire for e-books is; made a proactive change
<h3>What are proactive changes?</h3>
From the question we see that the public libraries have observed that patrons were now liking e-books more than print books. Thus, they are seeking to use technology to allow people to check out books on their mobile devices.
Now, this attitude of public libraries to allow patrons check out books on their mobile device is called being proactive. Thus, we can say that they made a proactive change by making changes in advance to suit the priorities of the users.
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The correct answer is composite score.
The Composite score is the average of an individual's test scores in four different examinations, adjusted to the closest entire number. Parts short of what one-half are adjusted down; portions one-half or more are gathered together. Examinations may include subjects such as Mathematics, English, Reading and Science.
A simple random sample of "n" measurements from a population is a subset of the population which is selected in a manner such that:
- Every sample of size "n" from the population has an equal chance of being selected.
- Every member of the population has an equal chance of being included in the sample.
<h3>What is a simple random sample?</h3>
A simple random sample can be defined as a subset of items that are selected from a statistical population or larger data set, and each member of the subset has an equal or the same probability of being selected.
This ultimately implies that, each member of the subset are selected randomly and by chance, and as such a simple random sample is an unbiased representation of a statistical population.
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