Table 1 Applicant Gender Certification Test Teacher Proficiency Scale Male 30 1 Male 40 Female 45 2 Male 45 Female 50 Male 53 Male 55 Male 56 Female 59 Male 61 Male 63 Male 65 Male 68 Male 68 Male 70 Male 73 Female 74 Male WULAW-AAWWNN WANNA - NON- - NW W 74 Female 75 Female 76 Female 77 Female 78 Female 78 Female 80 Female 81 Female 82 Female 85 Male 87 Female 90 Female 95Lesson ti Evaluating Decisions A school district has developed a teaching proficiency scale based on: (a) improvements in student achieyement, (b) rating by peers and (c) ratings by administrators. The district data indicates that teachers who. at the end of their 3rd year, attain ratings of 3 or higher on the teaching proficiency scale are likely to have fewer discipline problems with students, to interact well with students1r parent and are less likely to suffer from teacher~burn-out. The state department of education requires all applicants for a teaching certication to talre a nationally normed teacher certification examination. Figure l is a scatter plot shown below shows the relationship between the teacher certification test and the 3rd year teaching prociency scale for the last 3t} teachers hired by the district. Table 1 shows the data from this group of teachers. The correlation between the teacher certication examination and the teacher prociency scale is 0.523. Fig-ml "an as an it} a: a} an an Inn Certi cation Examination