The Missing Frequencies

StatisticsVideo challenge · SAV36

The Missing Frequencies

CBSE Class 10 · Solve it one decision at a time. A wrong pick earns a nudge, never the answer.

Step 1 of 7

The problem

The median of the distribution below is 28.528.5 and the total frequency is 6060. Find xx and yy.
ClassFrequency0–10510–20x20–302030–401540–50y50–605\begin{array}{|c|c|}\hline \text{Class} & \text{Frequency} \cr\hline 0\text{–}10 & 5 \cr\hline 10\text{–}20 & x \cr\hline 20\text{–}30 & 20 \cr\hline 30\text{–}40 & 15 \cr\hline 40\text{–}50 & y \cr\hline 50\text{–}60 & 5 \cr\hline\end{array}

Step 1 · Your move

Before the guided steps, what values did you get for xx and yy?

Median=28.5,\text{Median} = 28.5,N=60\quad N = 60
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