When a data set has an even number of elements, the median is calculated by . A.
averaging the middle two values
B.
subtracting the middle two values
C.
eliminating any outliers and recalculating the median
D.
eliminating the smallest data value from the set and recalculating the median

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?