Each Side of a Standard Six-Sided Die Should Appear Approximately $$\frac { 1 } { 6 }$$

Essay

Each side of a standard six-sided die should appear approximately $$\frac { 1 } { 6 }$$ of the time when the die is rolled. A
player suspects that a certain die is loaded. The suspected die is rolled 90 times. The results are shown below.
Test the playerʹs claim. $$\text { Use } \alpha = 0.10 \text {. }$$ $$\begin{array} { l | c c c c c c } \text { Number } & 1 & 2 & 3 & 4 & 5 & 6 \\\hline \text { Frequency } & 19 & 12 & 15 & 17 & 16 & 11\end{array}$$