What are the quantities in this situation ? A rectangular garden is 12 2/3 ft long and has a perimeter of 40ft. How many feet should you add to the width of the garden to make its perimeter 47ft ?

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true