12. The regression equation of the amount of energy used (in kW ) on the number of occupants in the house (for houses with 1 to 8 occupants) is Energy \( =460+64 \) occupants (a) 1420 kW (b) 460 kW (c) 960 kW (d) This is extrapolation.

You are a journalist working on an article about the nursing profession. Survey data shows that 355 out of 1000 nurses surveyed are considering a different career. If the survey ratio is accurate and there are about 4.8 million nurses registered in the United States, about how many million nurses nationwide are considering a different career?

It is appropriate to model nonlinear relationships using correlational analysis. A) True (B) False

A correlation greater than 1 indicates a perfect relationship (A) True (B) False

summarize your understanding of the role statistics play in managerial decision-making.

Calcúlese el estimador máximo-verosímil del parámetro \( \lambda \) la distribución de Poisson en muestras aleatorias simples de tamaño \( n \).