Found the following significant warnings:

  Warning in (0L:n) * by : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in from + (0L:n) * by : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in (0L:n) * by : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in from + (0L:n) * by : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in (0L:n) * by : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in from + (0L:n) * by : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in (0L:n) * by : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in from + (0L:n) * by : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in (0L:n) * by : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in from + (0L:n) * by : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in (0L:n) * by : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in from + (0L:n) * by : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in (0L:n) * by : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in from + (0L:n) * by : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in (0L:n) * by : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in from + (0L:n) * by : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in -sigma * sqrt(hp) * sqrt((df - 2)/df) * qt((1 - p), df) : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in -sigma * sqrt(hp) * sqrt((df - 2)/df) * qt((1 - p), df) - mu *  : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in -sigma * sqrt(hp) * sqrt((df - 2)/df) * qt((1 - p), df) : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in -sigma * sqrt(hp) * sqrt((df - 2)/df) * qt((1 - p), df) - mu *  : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in (0L:n) * by : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in from + (0L:n) * by : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in x - mu : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in (x - mu)/sigma : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in (0L:n) * by : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in from + (0L:n) * by : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in x - mu : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in (x - mu)/sigma : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in (0L:n) * by : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in from + (0L:n) * by : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in x - mu : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in (x - mu)/sigma : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in (0L:n) * by : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in from + (0L:n) * by : Recycling array of length 1 in array-vector arithmetic is deprecated.
  Warning in x - mu : Recycling array of length 1 in vector-array arithmetic is deprecated.
  Warning in (x - mu)/sigma : Recycling array of length 1 in vector-array arithmetic is deprecated.
Deprecated functions may be defunct as soon as of the next release of
R.
See ?Deprecated.