A Grocery Clerk Can Serve 20 Customers Per Hour on Average

question 23

Essay

A grocery clerk can serve 20 customers per hour on average and the service time follows an exponential distribution. What is the probability that a customer's service time is more than 4 minutes?

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Definitions:

Voice Recognition

A technology that allows devices to identify and interpret human speech, enabling hands-free control and interaction.

AI

Artificial Intelligence (AI) refers to the simulation of human intelligence in machines programmed to think and learn like humans.

IoT

Stands for Internet of Things, referring to the network of physical objects—devices, vehicles, appliances—that use sensors and APIs to connect and exchange data over the internet.

NFC

Near Field Communication, a set of communication protocols enabling two electronic devices to establish communication by bringing them within a few centimeters of each other.