A research company wants to test the claim that a new multivitamin helps to improve short term memory. State the objective of the experiment, suggest a population, determine the experimental and control groups, and describe a sample procedure. (SHOW WORK)

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?