Answer:
47.2
Explanation:
Total Numbers in Set: 5
Mean (Average): 47.2
Median (Middle): 42
Mode (Most Common): No Mode of this set
Range (Biggest - Smallest): 69
Ascending Order: 12,23,42,78,81
Decending Order: 81,78,42,23,12
Even Numbers: 12,42,78
Odd Numbers: 23,81