An Advertiser Conducts a Taste Test of Cherry Coke Versus

An advertiser conducts a taste test of Cherry Coke versus Cherry Pepsi and Dr.Pepper.Ten respondents rate Coke and another ten rate Pepsi and another 10 rate Dr.Pepper.The scale used is:
Excellent taste (1)
Good taste (2)
Neither good nor bad taste (3)
Poor taste (4)
Very poor taste (5)
The ratings are shown below.
$$\begin{array} { | l | l | l | l | } \hline & \text { Cherry } & \text { Cherry } & \\\text { Brand:} & \text { Coke } & \text { Pepsi } & \text { Dr. Pepper } \\\hline & 1 & 1 & 1 \\\hline & 2 & 2 & 1 \\\hline & 3 & 3 & 1 \\\hline & 4 & 4 & 5 \\\hline & 5 & 3 & 5 \\\hline & 1 & 4 & 5 \\\hline & 2 & 4 & 1 \\\hline & 3 & 4 & 1 \\\hline & 4 & 2 & 5 \\\hline & 5 & 2 & 5 \\\hline \text { Average; } & 3.0 & 3.0 & 3.0 \\\hline\end{array}$$
Denny,the researcher,concludes that reactions to Cherry Pepsi and Dr.Pepper are identical.Is this conclusion correct? Why?