Which of the following statements is true about a probability distribution?
A、Aprobabilitydistributionsummarizesallpossibleexperimentaloutcomesandtheirprobability.;
B、Aprobabilitydistributionequalsone.;
C、Acontinuousprobabilitydistributionisusedtosummarizeadiscreterandomvariable.;
D、Aprobabilitydistributionshowsthefrequencydistributionofarandomvariable.
发布时间：2025-09-29 04:02:20
