مجله علوم حرکتی و رفتاری
سال ششم شماره 2 (پیاپی 21، تابستان 1402)

The present study aimed at investigating the effect of advertising of sports clubs on the Instagram social network on the behavior of sports customers. The research method was descriptive-correlation. 273 customers of sports clubs in Ahar-Iran city voluntarily filled out the researcher-made questionnaire of advertising on Instagram social networks and the Merisavo advertisements acceptance questionnaire (2007). Multiple linear regression was used to analyze the data. The results revealed that advertising on Instagram social networks has a significant positive influence on the behavior of sports customers, and the behavior of sports customers has been affected by 74.7% by the components of social media advertising (entertainment, interaction, new and up-to-dateness, usefulness). If the advertisement in social networks is favorable and suitable, the attitude of customers towards the services of sports clubs becomes positive, and as a result, the acceptance of advertisements is done easily and can influence the behavior of sports customers in order to reappearance.

The purpose of this research is to investigate the effect of social media influencer characteristics of sports stores on customer loyalty with the mediating role of perceived friendship.

This research was descriptive-causal and applied. The statistical population of the research is all the buyers of sports goods online store, and due to the unlimited population, the number of sample members was considered to be 384 people using the probability sampling method and the Cochran formula. The data collection tool in this study is a questionnaire. Cronbach's alpha coefficient for the reliability of the whole questionnaire was 0.926. Data analysis was done in two descriptive and inferential parts with SPSS and AMOS software. We also used structural equations in this research.

The results of the hypothesis test indicate that perceived friendship has a direct effect on brand loyalty. Also, the independent variable characteristic of social media influencers (similarity of interest, frequency of interaction and online content production) has a direct and indirect effect on customer loyalty to the brand as a dependent variable.

The results of the research findings can create a new perspective on the influence of media influencers and virtual networks on the level of customer loyalty to sports goods stores in the research literature and to the businesses that Increasing sales and profitability are looking for help from these people to increase the loyalty and trust of customers, and also, people interested in research in this field can help.

The purpose of the current research was to investigate the effect of teaching in reverse method on improving the academic performance of the experimental science course of the first grade male students of district one of Tehran city.

The present study was applied in terms of purpose and semi-experimental in terms of method (pre-test, post-test with control group). The statistical population of the present study included all first grade elementary school boys in the first district of Tehran in the second semester of the academic year 1402-1401. A statistical sample of 30 people was selected as available, and then randomly 15 people were placed in the control group and 15 people were placed in the experimental group. Pham and Taylor's (1990) academic performance questionnaire was used to collect information in this research. The reliability of this questionnaire was 0.84 for self-efficacy and 0.89 for emotional effects.

The results of data analysis with the multivariate analysis of covariance test showed that teaching in the reverse method has an effect on improving the emotional effects of the experimental science course of first grade male elementary school students by 0.85 units . Also, reverse teaching has an effect on improving the self-efficacy of the experimental science lesson of first grade male students by 0.83 units

Teaching in the reverse way encourages students to actively participate . This makes students participate in their learning as an active member and experience a sense of responsibility and commitment to learning.

Hypnosis is one of the methods of mental energy generation, which is widely used in improving the performance of athletes. The purpose of this study was to determine the effectiveness of hypnosis training on increasing psychological skills and sports performance.

The method of the present study was of an experimental type using a pre-test-post-test design with a control group. In this research, 40 judo sports champions from the statistical population were randomly considered as a statistical sample. 20 people were in the experimental group and 20 people were in the control group. The Ottawa mental readiness test and the sports performance checklist made by the researcher were used, and the reliability and validity of this scale was confirmed by the coaches of the national judo team and experts and senior experts in this field. In this research, using SPSS software and By means of two-variable analysis of variance statistical tests, research hypotheses were examined.

All the obtained research results were tested at the significance level of 05/05 and confirmed the correctness of the following results 1) Hypnosis training had a positive and significant effect on improving the sports performance of judokas. 2) Hypnosis training had a positive and significant effect on improving the psychological skills of judokas.

hypnosis in training classes and its use in scheduling classes as well as its use at higher levels can be a suitable tool for people's progress and a great help for trainers.

The general aim of the current research was to design the ethical model of Iranian professional trainers. The current research is a qualitative-quantitative research in which a model based on the moral values of Iranian professional trainers is fitted using the data theory approach. In this research, information has been collected through in-depth interviews in the form of general and semi-structured guidance. Also, 384 people participated in the research to model the structural equations. The statistical population of this research includes all the professional trainers of the federation and all the experts and experts in this field. Interviews are conducted until theoretical saturation and lack of access to the tablecode, and then based on Morgan's table, random sampling is done from among the professional trainers who are more than 1000 people. 384 people in the quantitative section to fill the questionnaire that was obtained from the interviews. According to Morgan's table, according to the size of the population, 385 subjects were considered as the research sample. The samples are used randomly from wrestling, weightlifting, volleyball and athletics. First of all, with descriptive statistics such as dispersion indices such as median, average, mean and dispersion indices such as variance and standard deviation to describe demographic data, it is necessary to mention that the approach of the present research is a qualitative quantitative hybrid approach,