Astudent conducted a poll of 100 internet users and found the average time spent online per day was 2 hours. the student described 2 hours as a parameter. the student is incorrect because the value is a numerical measurement describing a characteristic of a ratio a sample a population quantitative data

In statistics A sample is a part of a population .A sample statistic is any quantity we derive  from a sample taken from a population . A sample refers to a set of observations drawn from a population.

We are given A student conducted a poll of 100 internet users and found the average time spent online per day was 2 hours .Here 2 hours is an observation derived from the set of observations made .So 2 hours is a characterstic of a sample.

The second option a Sample is the right answer.

no, x cannot be the same number. in all of them, x is 1. for one input there is another output. g is not a function

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