A professor at a local university noted that the grades of her students were normally distributed with a mean of 78 and a standard deviation of 10
a. The professor has informed us that 16.6 percent of her students received grades of A. What is the minimum score needed to receive a grade of A?
b. If 12.1 percent of her students failed the course and received F's, what was the maximum score among those who received an F?
c. If 33 percent of the students received grades of B or better (i.e., A's and B's), what is the minimum score of those who received a B?
a. 87.7
b. 66.3
c. 82.4
You might also like to view...
Give a brief overview of the data-preparation process
What will be an ideal response?
Cash flows from investing activities do not include:
A. The sale of land. B. The purchase of equipment. C. Borrowing. D. The purchase of a building.
Answer the following statements true (T) or false (F)
1. The vision for change must be created before the organization can focus on the need for change. 2. Charisma is essential for change agents to have. 3. A vision can be used to strengthen or transform existing cultures. 4. Visions should be clear, challenging, and tangible.
________ is a rule that states that a minor is obligated only to return the goods or property he or she has received from the adult in the condition it is in at the time of disaffirmance
A) Duty of restoration B) Duty of restitution C) Infancy doctrine D) Emancipation doctrine