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.

2.2°  

step-by-step explanation:

let θ = the angle of elevation.

tanθ =77/2020

tanθ = 0.038 12

      θ = tan⁻¹0.038 12

      θ = 2.2°

f(x)=4

step-by-step explanation: