[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] sample size, statistics  sample, statistics  scalar values, multiplying matrices by  schedules example, temporal data  scores, importing example  SELECT DISTINCT statement  SELECT statement     differences and      sets and  SELECT TOP statement  selective reduction, duplicates  self-joins     folding data      values  sequences, lists  2nd  sequencing properties     Pivot table queries  server push  service information, hierarchies  set operations      complements      contains      differences          recipe      intersection      unions  sets      classes, summarizing      comparing      complement         different universe          finding, recipe          missing set          size, recipe      components      defined      DELETE statement      elements      N values recipe      SELECT statement      Students example      subsets, classifying      subtracting         one from all others          one from another      universes          comparing      UPDATE statement  severity levels     defining      logs  SMALLDATETIME datatype      instants  snapshots     generating      logs      restricted  space, audit logs  specialized hierarchies  SPSS statistics package  stacks      implementing      indices  standard deviation, statistics      calculation, recipe      expanding  standard error of the mean, statistics  standard error, statistics      calculation, recipe  statements     BULK INSERT  2nd      DELETE, lists      INSERT, lists      SELECT DISTINCT      SELECT TOP  statistical median  statistics     arithmetic mean      autocorrelation      averages         exponential          moving averages  2nd          weighted averages      basics      case      concepts      confidence intervals          building, recipe      correlation         calculating, recipe      correlation coefficient      cross-sectional data      degrees of freedom      financial median      GNU R and      light-bulb factory recipe      mean          recipe      median          calculating, recipe      mode          recipe      patterns      population      sample      sample size      SPSS package      standard deviation          calculation, recipe          expanding      standard error          calculation, recipe      standard error of the mean      time-series data      value      variance          calculation, recipe  status attributes, permissions  STDEV function  STDEVP function  stepping through hierarchies recursively  stored procedures     buffer tables and      BuildProjectPathsRecursive      event logging      EventMessage      importing and      TraversProjectsRecursive      validation, importing and  strings, integers  Students table, sets  subprojects, children  subqueries, differences and  subsets, classifying  subtasks  subtracting sets     set from all other sets      set from set  subtrees, hierarchies  SUM function  summarizing aggregated classes  summarizing set classes