Ahomeowner has 5 cherry tomato plants in her garden. over the course of the season the yields (in pints of tomatoes per plant) are:

plant 1 2 3 4 5
yield 4 3.5 4.5 4.2 3.8

what is the average yield per plant, and what is the standard deviation (to two decimal places)?
average:

standard deviation:

pakistan's principal natural resources are arable land and water. about 25% of pakistan's agriculture accounts for about 21% [1] of gdp and employs about 43% of the labour force. in pakistan, the most agricultural province is punjab where wheat and cotton are the most grown.

the formula for the equation of a circle is (x – h)2+ (y – k)2 = r2, where (h, k) represents the coordinates of the center of the circle, and r represents the radius of the circle. if a circle is tangent to the x-axis at (3,0), this means it touches the x-axis at that point.