What is a line function, and how do you tell if its a non-linear and a linear?

How do you write something in scientific notation?

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

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.