Check whether the CI of the derivative includes zero or not
Usage
check_Deriv(x, d, upper, lower, eval = 0, crit.eval)
Arguments
- x
vector of values over which derivatives were evaluated
- d
vector output of Deriv()
- upper
upper confidence interval; output of confint_Deriv()
- lower
lower confidence interval; output of confint_Deriv()
- eval
the value that you would like to examine. default 0
Value
vector of confidence intervals of same length as object.