Miguel wrote the predicted and residual values for a data set using the line of best fit y = 1.82x – 4.3. he left out two of the values. which represents the missing values of a and b? a = 1.16 and b = 0.12 a = 1.16 and b = –0.12 a = 0.5 and b = 6.08 a = 0.5 and b = –6.08

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.