Which of the following business ideas is not using AI? Group of answer choices Starbucks creates a system that works like a hand and lifts and moves the mixing pots for the coffees to and from the coffee machines to the counters. Best Buy implements a software system that will determine how many customers are needed to increase gross profits to $5 million. McDonald's unveiling a robot that cleans and tidies the restaurant, while also asking guests if it can take their trays to the trash. Golf courses create an automated golf cart that can offer swing suggestions, club suggestions, and even navigate the course for the driver.

Researchers measured the data speeds for a particular smartphone carrier at 50 airports. the highest speed measured was 78.1 mbps. the complete list of 50 data speeds has a mean of x overbarequals16.11 mbps and a standard deviation of sequals18.65 mbps. a. what is the difference between carrier's highest data speed and the mean of all 50 data speeds? b. how many standard deviations is that [the difference found in part (a)]? c. convert the carrier's highest data speed to a z score. d. if we consider data speeds that convert to z scores between minus2 and 2 to be neither significantly low nor significantly high, is the carrier's highest data speed significant? a. the difference is nothing mbps.