check the picture below.
if we run a vertical line test on that graph, like you see there, namely run vertical lines through it, we can see that one vertical line only hits the graph once, not twice or more.
on the vertical line test, if the graph is hit only once by each of the vertical lines, then the graph is a function.
Answer: letter b
Step-by-step explanation:
Answer: voluntary response sampling
Step-by-step explanation:
Based on the information given in the question, the sampling technique that is being used is the voluntary response sampling.
A voluntary response sampling refers to a sample which is gotten when a researcher tells the members to join a particular sample and then the ones that are interested then joins. Such participants volunteer voluntarily and take part in the research studies and give their opinions on the topic.
Since the student organization at a local college posted a poll on its website and the interested students took part, it is a voluntary response sampling.
Answer:
83.333333333
Step-by-step explanation:
add 70+90+90=250/3= 83.3333333
