Aland surveyor can survey 1 3/5 miles of a land’s borders in 1 ¼ hours. how long will it take him to complete a survey for 1 mile of the land’s border?

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.