A coordinate grid is shown below which ordered pair describes a point that is located 4 units to the left of the origin and 2 units below the x-axis?

A. (4,2)
B. (-4, -2)
C. (-4, 2)
D. (4, -2)

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.