In a city, the numbers of hours of sunshine during ten successive days were 3,4.5,5,5-2,
4.8, 4:2,3.8, 3.5, 3.2 and 4.6.
a Calculate the mean number of hours of
sunshine per day.
b Calculate the standard deviation of the
distribution.

What is one way that vance might have been able to prevent this injury?

10. what is one long-term effect of tobacco use? changes in brain chemistry coronary heart disease decreased appetite increased heart rate

Tanya is not able to solve a problem because she’s unable to see it from a fresh perspective. which obstacle to problem solving is tanya experiencing? a. fixation b. counterproductive heuristic c. confirmation bias d. overconfidence