Some of the services offered by Boyle's gyms, especially those provided by individual trainers, may vary in quality, which is best described as _______.

When consumers react more favorably to a brand than to a generic or unbranded version of the same product, the brand is said to have positive brand equity

Indicate whether the statement is true or false

Customers enter the waiting line at a cafeteria on a first-come, first-served basis. The arrival rate follows a Poisson distribution, while service times follow an exponential distribution

If the average number of arrivals is four per minute and the average service rate of a single server is seven per minute, what is the average number of customers in the system? A) 0.43 B) 1.67 C) 0.57 D) 1.33 E) None of the above