Point c(3.6, -0.4) divides in the ratio 3 : 2. if the coordinates of a are (-6, 5), the coordinates of point b are . if point d divides in the ratio 4 : 5, the coordinates of point d are

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.