The Influence of School Principals' Interpersonal Communication on Teachers' Performance at SMK Negeri 2 Doloksanggul in 2025

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Iwanser Sianturi
Rogate Artaida Tiarasi Gultom
Endang Juliati Manullang
Senida Harefa
Nasib Tua Lumban Gaol

Abstract

The purpose of this study is to determine the effect of the principal's interpersonal communication on teacher performance at SMK Negeri 2 Doloksanggul in 2025. The results of the study are to produce an analysis requirement test, namely testing whether there is a positive relationship obtained by the value of rxy = 0.408. With a rtable value of 0.374, so that rcount = 0.408 > rtable = 0.374 thus there is a positive relationship between variable X and variable Y, namely a positive relationship between the principal's interpersonal communication and teacher performance at SMK Negeri 2 Doloksanggul in 2025. This study uses an inferential quantitative research method using a sample of 30 teachers and a population of 75 teachers at SMK Negeri 2 Doloksanggul. Data were collected using a closed questionnaire that had been tested for validity and reliability, as many as 34 items for variable X and 30 items for variable Y. From the regression test obtained: a) This regression equation shows that in a constant state = 63.65 then for each implementation of the principal's interpersonal communication will increase teacher performance by 0.65. b) From the determination coefficient test obtained the value of r2 = 0.338 from the determination value (r2) it can be seen that the percentage of the influence of the principal's interpersonal communication on teacher performance at SMK Negeri 2 Doloksanggul in 2025 is: (r2) x 100% = 0.338 x 100% = 33.8%. From the hypothesis test obtained the value from the variance analysis list above obtained the Fcount value = 38.73 and this value is greater than Ftable with dk numerator = k = 2 and dk denominator = n-2 = 75-2 = 73 which is 3.34. Thus, Fcount> Ftable, namely 38.73 > 3.34, the research hypothesis is accepted, namely that there is a positive and significant influence between the principal's interpersonal communication on teacher performance at SMK Negeri 2 Doloksanggul in 2025.

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