W! 90°
65°
R
S
Which equation can you use to find
the mZXST?
A - 90° + 65° =
O B - 180° - 90° =
O C - 180° - 65° =
O D - 180° - (90% + 65°) =
2. *

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.