You push a wheelbarrow a distance of 60.0 m at a constant speed for 25.0 s by exerting a 145-N force
horizontally.
a. What power do you develop?
b. If you move the wheelbarrow twice as fast, how
much power is developed?

7. see worksheet 1 for values of variables x1, x2 and x3 and answer the following questions: a. for each variable find the mean, median, coefficient of skewness, range and population standard deviation. b. compared to variable x1, how are the mean and median affected by extreme values (outliers) seen in x2 and x3. c. is the median or mean the better measure of location for x2 and x3? explain. d. explain the differences in the magnitudes of the skewness coefficients for the three variables. e. what is the relationship between the range and standard deviation looking across the three variables?

which statements describe the image? check all that apply.the wood is releasing argon gas.this information is useful for dating ancient rock.the process works only with organic matter.the element has a half-life of 5,730 years.this shows the half-life of carbon-19.

Can someone answer my last question i posted? on my last post? my hw is due tomorrow and i’m confused.