There are over 3 million students enrolled in community colleges in the u. s. approximately 440,000 students at 699 community colleges completed the community college survey of student engagement (ccsse) between 2009 and 2011. about half (50%) of students reported that they "often" or "very often" prepare two or more drafts of a paper before turning it in.

which of the following is a true statement?

a. the 50% is a parameter representing a population of 440,000 community college students.
b. the 50% is a statistic representing a sample of 440,000 community college students.
c. the 50% is a parameter representing the sample of 440,000 community college students.
d. the 50% is a statistic representing a population of 440,000 community college students.

Your project team’s recommendations to increase productivity have been approved and your team is now working on an implementation plan. in order to accomplish the plan, several subject matter experts from various parts of the organization have been brought in to assist. you have noticed friction and conflict among team members. some of the disagreement and opposition on your team supports the achievement of team goals and objectives. this type of conflict can be described as:

Self-interest achieve society’s economic goals because producers know which goods consumers want the most. as consumers and producers exercise their freedom to act in their own self-interest, markets will produce the desired goods at the lowest possible cost. consumers and producers both operate based on society’s economic goals. consumers know which goods can be produced at the lowest cost. there is a wide variety of desired goods and services in a market system because producers determine what to produce. consumers change their minds frequently. there is always a need to produce something new and improved. individual wants are diverse. what is produced is ultimately determined by consumers, because if the goods offered are not what consumers want, consumers will not buy them. producers, because they are driven by profits. producers, because they determine what to produce. consumers, because they participate in marketing surveys.

Industrial engineers who specialize in ergonomics are concerned with designing workspace and devices operated by workers so as to achieve high productivity and comfort. a paper published in this research area reports on a study of preferred height for an experimental keyboard with large forearm-wrist support. a sample of 31 trained typists resulted in an average preferred height of 80.0 cm