The force f acting on a charged object varies inversely to the square of its distance r from another charged object. When 2 objects are at 0.64 meters apart the force acting on them is 8.2 Newton’s. Approximately how much force would the object feel if it is at a distance of 0.77 meters from the object

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.