MathCastle
StatisticsMediumData and Displays

Data and Displays · Medium problem

A frequency table of test scores has the bins 4040–4949: 99, 5050–5959: 33, 6060–6969: 77, 7070–7979: 33, 8080–8989: 33. What percent of the scores are 5050 or higher? Express your answer as a decimal.