Find the domain and range of the exponential function h(x) = 125x.
explain your findings.
as x decreases, does h increase or decrease? explain.
as x increases, does h increase or decrease? explain

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.