Within the somatosensory cortex, the ____________and _______…

Within the somatosensory cortex, the ____________and _____________ are given a larger representation (e.g. there are more cells that respond to being touched on that body part) than the other parts of the body.  The layout of cells in the somatosensory cortex is called _________________.

Data collected for an auto repair shop includes the type of…

Data collected for an auto repair shop includes the type of repair. Repairs were listed as mechanical, electrical, maintenance, and tire replacement. You are trying to determine if the cost of the repair depends on the type. How would you include this categorical data in a regression model? Be specific and indicate what the columns would look like in Excel. How many columns would you need?