What is the NA in political science history?

Missing data in R appears as NA. NA is not a string or a numeric value, but an indicator of missingness. We can create vectors with missing values. Apr 30, 2012 ... Designed for a young couple in a quiet Tokyo neighborhood, the 914 square-foot transparent house contrasts the typical concrete block walls seen in most of ... Narcotics Anonymous is not a religious organization. It does teach basic spiritual principles such as honesty, open-mindedness, faith, willingness, and humility ... Aug 4, 2016 ... The pump works via a so-called 'alternating-access' mechanism, repeatedly transitioning between inward-facing and outward-facing conformations. Jan 16, 2025 ... A Michigan judge has ruled a Detroit man charged in the death of missing 13-year-old Na'Ziyah Harris will stand trial. What Is the Narcotics Anonymous Program? NA is a nonprofit fellowship or society of men and women for whom drugs had become a major problem. We are recovering ... Mortgage and home equity products are offered in the U.S. by HSBC Bank USA, N.A. and are only available for property located in the U.S. Subject to credit ... Nov 29, 2019 ... CONVERTIBLE TOP.First off, Miatas don't leak, a concept that makes MG owners variously cackle or cry. Second, there hasn't been a manual ... Since 1s can only hold two electrons the next 2 electrons for sodium go in the 2s orbital. The nex six electrons will go in the 2p orbital. The p orbital can ... EUV lithography uses extreme ultraviolet light with a wavelength of 13.5 nanometers to image the fine structures on the wafer.