This graph shows the changing unemployment rate in the United States. A graph titled U S Unemployment Rate from 1961 to 2011 has Year on the x-axis, from 1961 to 2011, and Percentage unemployed on the y-axis, from 0 to 10 percent in increments of 2. The graph decreases from 1961 to 1965, increases from 1965 to 1975, steadily decreases from 1975 to 2005, and then increases from 2005 to 2011.

From 2001 to 2011, unemployment in the United States

stayed the same.
slightly changed.
sharply increased.
sharply decreased.

Alarge university wanted to study the relationship between completing an internship during college and students' future earning potential. prom the same graduating class, they selected a random sample of 80 students who completed an internship and 100 students who did not complete an internship and examined their salaries five years after graduation. they found that there was a statistically higher mean salary for the internship group than for the noninternship group. which of the following interpretations is the most appropriate? a. there could be a confounding variable, such as student major, that explains the difference in mean salary between the internship and no internship groups.b. we cannot infer anything from these data since the distribution of salaries is likely right skewed.c. you cannot draw any valid conclusions because the sample sizes are different.d. more students should complete internships because having an internship produces a higher salary.

Computing equivalent units is especially important for: (a) goods that take a relatively short time to produce, such as plastic bottles. (b) goods with sustainability implications in their production processes. (c) goods that are started and completed during the same period. (d) goods that take a long time to produce, such as airplanes.

Arecession is defined as a period in which