You are going to develop an R$-$chart based on range statistics, and you are using a sample size of $15$ for your charting purposes. Which of the following is the upper control limit D$4$ factor for the chart?

Multiple Choice

$1\mathrm{.}65$

$1\mathrm{.}70$

$1\mathrm{.}87$

$1\mathrm{.}76$

$1\mathrm{.}92$