This correlative study examined the role of teacher qualities and working conditions in 4th 8th-grade Turkish students’ mathematics achievement TIMSS 2019. Teacher qualifications were defined based on questionnaire used 2019 discussed three categories: personal characteristics, qualifications, practices. Data analyzed using multilevel regression analysis. According to results, explained most va...

8th graders gave complete falsification solutions 29% of the time, 10th graders, 42%, and 12th graders, 46%. When only the three familiar problems are considered, 8th graders gave complete falsification solutions 48% of the time, 10th graders, 62%, and 12th graders, 68%. A test for the difference between two proportions revealed that only the 12th grade selected this solution more frequently th...

The purpose of the study was to prepare and evaluate clarithromycin (CLA) floating tablets using experimental mixture design for treatment of Helicobacter pylori provided by prolonged gastric residence time and controlled plasma level. Ten different formulations were generated based on different molecular weight of hypromellose (HPMC K100, K4M, K15M) by using simplex lattice design (a sub-class...