The standard error of the mean is: a) a measure of variability in the population from which the sample was derived
b) the standard deviation of the sampling distribution of the mean
c) always equal to 1 because the sampling distribution is always normal in shape

Increasing line of siam top trave increasing line of sight and path of travel is good idea when driving at higher speeds because it a driver to remain prepared

Assessment includes a. interviews, recorded conversations, videos, frequency counts, and time samples. b. formal standardized tests and developmental screening tools. c. various types of documented observations, documentation of child work, checklists, rating scales, and standardized tests. d. anecdotal notes, narratives or daily records, daily health checks, and teacher observation checklists.

It's 90 °f in the shop with high humidity. what pressure will be shown on the high-side pressure gauge (ac system on)?             a.  10 to 50 psi    b.  40 to 140 psi  c.  210 to 290 psi  d.  at least 350 psi