Eye chart smaller symbols until the person cannot identify the symbols. The smallest symbols that can be reliably identified is considered the person's visual acuity. The Snellen chart is the most widely used. Alternative types of eye charts include the logMAR chart, Landolt C, E chart, Lea test, Golovin–Sivtsev table, the Rosenbaum chart, and the Jaeger chart. Charts display several rows of optotypes, which are standardized symbols for testing vision. Optotypes are usually letters, numbers, or geometric symbols. Each row of the chart depicts optotypes of a different size. Typically the largest optotypes are in the top row. The optotypes become progressively
Name-letter effect Mitch). They found that people who shared an initial with the hurricane were overrepresented as donors. They concluded that people want to overcome some of the negative feelings associated with the shared name and thus donate. Simonsohn suggested that implicit egotism only applies to cases where people are nearly indifferent between options, and therefore it would not apply to major decisions such as career choices, but would to low-stakes decisions such as choosing a charity. Name-letter effect The name-letter effect is the tendency of people to prefer the letters in their name over other letters in the alphabet. Whether subjects