Maple Ledger issued 50 invoices; 8 contain a data-entry error. One invoice is drawn at random. Compute P(error). Tolerance 0.

Answer

0.16

Cells - P(error) · ±0 Fifty equally likely outcomes; eight are in the event. P(error) = 8/50 = 0.16.

IBS1 §3.1 (terminology, equally likely outcomes, complement), CC BY 4.0 — shape only; original dataset