The following are numbers of bar-press responses recorded for a group of 40 rats during extinction training, when no bar presses are reinforced. $$\begin{array} { l l l l l l l l l l l l l }
49 & 41 & 38 & 53 & 46 & 30 & 33 & 50 & 43 & 28 & 27 & 39 & 44 \
36 & 56 & 44 & 42 & 37 & 35 & 48 & 45 & 32 & 40 & 25 & 30 & 26 \
47 & 40 & 37 & 34 & 37 & 42 & 47 & 39 & 45 & 40 & 34 & 43 & 41 \
36 & & & & & & & & & & & &
\end{array}$$
a. Set up an appropriately grouped frequency distribution.
b. From your grouped frequency distribution, find thei. mean ii. median iii. mode
c. For these data, which measure of central value is most appropriate? Why?

Question

The following are numbers of bar-press responses recorded for a group of 40 rats during extinction training, when no bar presses are reinforced. $$\begin{array} { l l l l l l l l l l l l l } 
49 & 41 & 38 & 53 & 46 & 30 & 33 & 50 & 43 & 28 & 27 & 39 & 44 \
36 & 56 & 44 & 42 & 37 & 35 & 48 & 45 & 32 & 40 & 25 & 30 & 26 \
47 & 40 & 37 & 34 & 37 & 42 & 47 & 39 & 45 & 40 & 34 & 43 & 41 \
36 & & & & & & & & & & & &
\end{array}$$ 
a. Set up an appropriately grouped frequency distribution.
b. From your grouped frequency distribution, find thei. mean ii. median iii. mode
c. For these data, which measure of central value is most appropriate? Why?

Quizplus · Accepted Answer

The Answer of The following are numbers of bar-press responses recorded for a group of 40 rats during extinction training, when no bar presses are reinforced. $$\begin{array} { l l l l l l l l l l l l l } 
49 & 41 & 38 & 53 & 46 & 30 & 33 & 50 & 43 & 28 & 27 & 39 & 44 \
36 & 56 & 44 & 42 & 37 & 35 & 48 & 45 & 32 & 40 & 25 & 30 & 26 \
47 & 40 & 37 & 34 & 37 & 42 & 47 & 39 & 45 & 40 & 34 & 43 & 41 \
36 & & & & & & & & & & & &
\end{array}$$ 
a. Set up an appropriately grouped frequency distribution.
b. From your grouped frequency distribution, find thei. mean ii. median iii. mode
c. For these data, which measure of central value is most appropriate? Why?

The Following Are Numbers of Bar-Press Responses Recorded for a Group