Default Schemas. To resolve the names of securables that are not fully qualified names, SQL Server 2000 uses name resolution to check the schema owned by the calling database user and the schema owned by dbo. Beginning with SQL Server 2005, each user has a default schema.efault Schemas. To resolve the names of securables that are not fully qualified names, SQL Server 2000 uses name resolution to check the schema owned by the calling database user and the schema owned by dbo. Beginning with SQL Server 2005, each user has a default schema.
An IQ test score is calculated based on a norm group with an average score of 100 and a standard deviation of 15. The standard deviation is a measure of spread, in this case of IQ scores. A standard devation of 15 means 68% of the norm group has scored between 85 (100 â 15) and 115 (100 + 15).
A Breakdown of IQ Scores. The average score on an IQ test is 100. Sixty-eight percent of IQ scores fall within one standard deviation of the mean. That means that the majority of people have an IQ score between 85 and 115. 1 to 24: Profound mental disability; 25 to 39: Severe mental disability; 40 to 54: Moderate mental disability