Variable Estimate (β) Std. Error p-value Interce…
Variable Estimate (β) Std. Error p-value Intercept 30.57 9.42 0.001 Age 0.01 0.24 0.954 Visits 8.47 2.08 < 0.001 Age × Visits 0.12 0.05 0.020 If this same customer (age = 30) increases visits from 4 to 6 per month, what is the change in expected monthly spending?