Crystal earns $5.25 per hour mowing lawns. a. write a rule to describe how the amount of money m earned is a function of the number of hours h spent mowing lawns. b. how much does crystal earn if she 2 hours and 15 minutes?

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.