12. which of the following are true? i. a null hypothesis is always stated in terms of a sample value. ii. random samples are only needed if the sample size is very small compared to the population. iii. a type i error can be made only if the null hypothesis is true.

On a architect's drawing of a house, 1 inche representa 1.5

Which number produces a rationale number when multiplied by 1/5

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.