The dot plot shows the highest daily temperature recorded in a city each year for the past 15 years. what is the interquartile range of the data? a. 97 b. 4 c. 6 d. 98

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%