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Fit beta distribution to data elicited from one expert via the roulette method.
fit_beta_1exp(df)
Parameters (alpha and beta) of a beta fit.
alpha
beta
A dataframe generated by get_model_input_1exp.
get_model_input_1exp
This function is based on SHELF::fitdist and yields identical results.
SHELF::fitdist
get_model_input_1exp and fit_beta_mult_exp.
fit_beta_mult_exp
chips <- c(0, 2, 3, 2, 1, 1, 1, 0, 0, 0) x <- get_cum_probs_1exp(chips) y <- get_model_input_1exp(x) fit_beta_1exp(df = y)["par"]
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