A study showe a correlation between the number of umbrellas sold at a local store and the number of days of inside recess at the nearest school. Which lurking variable would explain the correlation between the number of umbrellas sold and the number of days of inside recess?

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%