When is beta distribution bell-shaped or concave? - Cross Validated

Is there some restriction to parameters $( \alpha , \beta)$ that makes the beta distribution concave down? Bell-shaped like e.g. a normal? For example, the cases in purple and black, but not the red

regression - Is there a beta distribution over the entire real line? - Cross Validated

normality assumption - If my histogram shows a bell-shaped curve, can I say my data is normally distributed? - Cross Validated

Is the Gaussian distribution a specific case of the Beta Distribution? - Cross Validated

Bell Curve Definition: Normal Distribution Meaning Example in Finance

Beta distribution curves are different for the different input of the

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Beta distribution - Wikipedia

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When is beta distribution bell-shaped or concave? - Cross Validated

Biostatistics

Introduction to Normal Distribution

Bell shaped curve representing the normal distribution of traits. The

The Normal Distribution: A Probability Model for a Continuous Outcome