Answer:
<em>Your IQR or interquartile range is 2.</em>
Step-by-step explanation:
Median: 3
lower quartile: 2
upper quartile: 4
Interquartile range: upper quartile - lower quartile = answer
Interquartile range: 4 - 2 = 2
~hope this helps~
I would highly appreciate it if you give me the brainliest~ :)
Answer:
Step-by-step explanation:
Ok here is a graph
Hope this helps and don’t forget to mark as brainliest if you thought it was most helpful :)
Answer: observational study
Step-by-step explanation:
Observational study : A study in which an observer analyse one or more characteristics of a population (depends on the objective of the study) by just observing the individuals in a sample of the population, but he / she never influence the variables of interest.
Design experiment : In this experimenter design an experiment with a series of tests to check the change in the dependent variable. Here , the experimenter influences the variables of interest.
Given : A poll is conducted in which 574 high school students are asked about how often they listened to music during the past week.
here , the poll is just observing the interest of students instead of influencing them.
Hence, the study depicts an observational study.
