Which graph represents y= Vx-4?

Pls yall i really need the answer fr fr

Divide reduce the answer to lowest term 3/7 divided 1 1/6

Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.