Quantile function of the arcsine distribution on (a, b): a + (b - a) qbeta(p, 0.5, 0.5). Not an R function. Neither base R nor extraDistr has the arcsine distribution.
a + (b - a) qbeta(p, 0.5, 0.5)
qarcsine(0.5); // 0.5qarcsine(0.25, { a: 0, b: 4 }); // 0.5857864376269049 Copy
qarcsine(0.5); // 0.5qarcsine(0.25, { a: 0, b: 4 }); // 0.5857864376269049
Quantile function of the arcsine distribution on (a, b):
a + (b - a) qbeta(p, 0.5, 0.5). Not an R function. Neither base R nor extraDistr has the arcsine distribution.