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Table 2.  Percentage of beginning public school teachers who were assigned a mentor in school year 2008–09, and percentage distribution of beginning public school teachers who reported the extent to which the assigned mentor improved their teaching, by selected school and teacher characteristics: School year 2008–09
Among teachers who were assigned a mentor, percent who reported the extent to which the mentor improved their teaching
Selected teacher or school characteristic in 2008–09 Percent of teachers assigned a mentor   Not at all   To a small extent   To a moderate extent   To a great extent  
Total  32.5   13.8   26.4   31.8   28.0  
Less than 30 years  34.3   11.9 ! 25.6   33.2   29.3  
30 or more years  28.6   18.7 ! 28.6   28.0   24.7  
Grade level                     
Primary/middle  30.7   12.9 ! 25.6   29.1   32.4  
High/combined  34.4   15.3   27.7   36.1   20.9  
Community type                     
City/suburban  30.8   12.1 ! 23.4   36.7   27.8  
Town/rural  34.1   15.6   30.2   25.8   28.4  
Percent of K-12 students who were approved
for free or reduced-price lunches
0-49  31.4   14.8   25.1   34.1   26.0  
50 or more  31.8     23.8   29.9   33.3  
School did not participate in free or
reduced-price lunch program
# Rounds to zero.
! Interpret data with caution. The standard error for this estimate is equal to 30 percent or more of the estimate's values.
‡ Reporting standards not met.
NOTE: Detail may not sum to totals because of rounding.Cases with missing data are not included in the analysis. These estimates do not include those who provided 2008–09 data during the 2009–10 data collection.
SOURCE: U.S. Department of Education, National Center for Education Statistics, Beginning Teacher Longitudinal Study (BTLS), "First Through Third Wave Preliminary Data File," 2007–08, 2008–09, 2009–10. For more information about the data file, please go to

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