Question \#1: Health insurers are beginning to offer telemedicine services online that replace the common office visit. United Healthcare provides a video service that allows subscribers to connect with a physician online and receive prescribed treatments, United Healthcare claims that users of its online service saved a significant amount of money on a typical visit. The data shown in the below table for a sample of 20 online doctor visits, are consistent with the savings per visit reported by United Healthcare. [15 points] Perform the descriptive statistical analysis and determine the value of the following: Mean savings: Median savings: Range of savings: The standard deviation of savings: Assuming the population is roughly symmetric, construct a 95% confidence interval for the mean savings for a televisit to the doctor as opposed to an office visit. Show calculation with formulas of standard error and confidence interval