Na estatística, como é chamada a medida de dispersão que indica se os dados de um conjunto estão muito distantes um do outro? Amplitude
Mediana
Medidas de tendência central
Média
Moda

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.