Skills, such as tying one's shoes or walking, may be easily carried out but one would have difficulty stating "how" each task is carried out

The entire genetic inheritance of an organism is its ______

Fill in the blank with correct word

A researcher is using a chi-square test to determine whether people have any preferences among three brands of televisions. The null hypothesis for this test would state that ______

a. there are real preferences in the population b. one-third of the sample prefers each brand c. one-third of the population prefers each brand d. in the population, one brand is preferred over the other two