A company is interested in producing a dinosaur game for mobile phones and tablets. It selects a representative sample of boys and girls ages 4 to 8 who currently have access to a mobile device and like dinosaurs. After interviewing the children and collecting other relevant data, the firm then makes generalizations about what all young children want in their apps. The method used is
A.) new product concept assessment
B.) secondary data collection
C.) extrapolation
D.) statistical inference
E.) sensitivity analysis
Answer: D.) Statistical inference