Day temperature 1 13 2 15 3 22 4 12 5 22 6 18 7 18 8 22 9 11 10 13 11 20 12 21 you record the temperature for 12 days. which number summarizes all of the data with a single number? a) 4.2 b) 11 c) 16 d) 17.25

D) 17.25

Step-by-step explanation:

If you want to summarize all the data points with a single number you want a measure of center such as mean. The mean for the data set is 17.25. All the others represent a measure of spread.

the highest percentage for deaths in construction from highest to lowest is as follows: falls, struck by objects, electrocution, and caught-in/between. these four are collectively known as fatal four.

in the case of falls, the type that is responsible for the overall highest death in the category is falls from roofs.