A Maria tem um ordenado bruto de 2300 €. Paga uma taxa de IRS de 11,9% e de Segurança Social de 11%. Calcula o seu rendimento líquido com duas casas decimais.

True or false: a fitted model with more predictors will necessarily have a lower training set error than a model with fewer predictors.

Suppose that a paving company produces paved parking spaces (q) using a fixed quantity of land (t) and variable quantities of cement (c) and labor (l). the firm is currently paving 1,000 parking spaces. the firm's cost of cement is $3 comma 600.003,600.00 per acre covered (c) and its cost of labor is $35.0035.00/hour (w). for the quantities of c and l that the firm has chosen, mp subscript upper c baseline equals 60mpc=60 and mp subscript upper l baseline equals 7mpl=7. is this firm minimizing its cost of producing parking spaces?

Warby parker, a manufacturer of fashionable prescription eyewear, notes on its website, "warby parker was founded with a rebellious spirit and a loft objective: to offer designer eyewear at a revolutionary price, while leading the way for socially-conscious business." this excerpt from the company's website states warby parker's