The length of a rectangle is increasing at a rate of 4 in/min and the area is increasing at a rate of 10 in2/min.  At what rate is the width changing when the length is 14 in and the area is 140 in2? Type your answer in the field below and be sure to show your work on your paper. 

A farmer wants to fence off a rectangular area of 600 square feet to make a garden which is to be divided in half by an additional section of fence parallel to a side of the garden.  Find the dimensions of the area that will minimize the cost of the fence?  Type your answer below and be sure to show ALL of your work on your paper. 

The tissue which is adapted for stretching is…

Short-answer: Write the words or phrases or sentences that correctly answers the question. Explain why skeletal muscle cells contain high amounts of creatine. Your answer should address the function of this molecule in muscle cells, and it should include a detailed description of the reaction that it participates in — substrates, products, enzymes, etc.

The type of tissue that is always found immediately beneath epithelium is…

Slightly movable joints are called…

The central dogma of biology is best described as:

Walter tutors students in Econometrics.  He boasts to you that the students who he tutored last semester had an average midterm grade of 90%, while the average midterm grade of the students who didn’t receive tutoring was 75%.  He says that the effect of his tutoring is a 15% increase in test scores. Is 15% likely the true effect of tutoring on test scores?  Why or why not?

What is another term for the assumption that

What is the expression for , the OLS estimated intercept?