The [tex]Q_2[/tex] for Mrs. Johnson's first test is:
70
The data that represent Mrs. Johnson first test data is:
59, 22, 87, 44, 96, 38, 70, 85, 79.
We firstly arrange the given data in the increasing order or ascending order as follows:
22 38 44 59 70 79 85 87 96
We know that the median of the data is the central tendency of the data and always exist in the middle of the data.
Hence, here by looking at the data we see that the number that exist in the middle of data is:
70
The median of the data is:
70
