**PRETEST STUDY** Hello, this questionnaire focuses on recollection of experiences from the last day. The questionnaire is suitable for all respondents. *(assigned to either POSITIVE or NEGATIVE group)* POSITIVE Write down a positive thing you experienced yesterday - first thing: Write down a positive thing you experienced yesterday - second thing: (If you cannot remember any such event, you can skip this question.) ... Write down a positive thing you experienced yesterday - twelfth thing: (If you cannot remember any such event, you can skip this question.) NEGATIVE *(same as in the POSITIVE group, except there was "negative thing" instead of "positive thing")* BOTH If you can remember more things, you can write them down here: How many things were still easy for you to recall? Gender: Age: All things considered, how satisfied are you with your life now? 1 = not satisfied, 10 = satisfied <br> **MAIN STUDY** - preregistered materials All materials will be given in Czech.<br> <br> By registering, you give your informed consent with the following conditions of the study and with your participation in the study described in detail in an e-mail invitation you received. All data obtained in the course of this study will be used solely for research purposes and will be analyzed anonymously. Personal details (like user ID and e-mail address) serve solely for evidence of your participation, awarding of bonus course credit and communication during the study. They will be deleted after the end of the study. <br> You will not face any stressful situations, inconvenience and you will not be lied to during the study. Your participation is completely voluntary. The research is conducted by PLESS laboratory (at the Department of Psychology, Faculty of Arts, Charles University in Prague). In a case of any inquiries please feel free to contact Marek Vranka at marek.vranka@ff.cuni.cz <br> <b>SWLS</b><br> *(note: abridged and altered version of SWLS follows - only the first three items of the original SWLS are used, terms in bold were added to the original version)* Below are three statements that you may agree or disagree with. Using the 1 - 7 scale, indicate your agreement with each item by selecting the appropriate option. Please be open and honest in your responding. In most ways my **current** life is close to my ideal.<br> **Recently**, the conditions of my life are excellent.<br> I am satisfied with my life **now**. 7 - Strongly agree<br> 6 - Agree<br> 5 - Slightly agree<br> 4 - Neither agree nor disagree<br> 3 - Slightly disagree<br> 2 - Disagree<br> 1 - Strongly disagree<br> <br> **PANAS**<br> *(note: I-PANAS-SF follows)*<br> This scale consists of a number of words that describe different feelings and emotions. Read each item and then indicate to what extent you have felt this way during the past two weeks. 1 - Very Slightly or Not at All<br> 2 - A Little<br> 3 - Moderately<br> 4 - Quite a Bit<br> 5 - Extremely<br> Upset<br> Hostile<br> Alert<br> Ashamed<br> Inspired<br> Nervous<br> Determined<br> Attentive<br> Afraid<br> Active<br> <br> **Registration form**<br> Username<br> Password<br> Password again<br> Gender - male / female<br> Age<br> <br> **Entry questionnaire**<br> Before the start of the study, please answer following questions:<br> SWLS (see above)<br> PANAS (see above)<br> <br> **Main questionnaire**<br> *(filled each day for 14 days, after logging in on the study website)*<br> Welcome! In the fields below please write down **X** positive things that happened to you in the previous day (i.e. **XX.XX.**). *(there is a text above the “Send” button stating:* “It is important to try to follow the instruction as closely as possible.”*)*<br> *(after sending their answers)*<br> Thank you for completing today’s questionnaire. Do not forget to fill it also tomorrow (you can miss at most 4 days in order to receive the extra course credit). Please do not talk about the study with other participants.<br> <br> **Post-questionnaire 1**<br> Please answer the following questions.<br> SWLS (see above)<br> PANAS (see above)<br> <br> Was it difficult for you to remember the good things that happened to you during the day?<br> Not at all - Very (7-points scale)<br> <br> In the period of the two weeks, was the recollection of the good things that happened to you during the day becoming easier for you?<br> Yes<br> Rather yes<br> I don’t know<br> Rather no<br> No<br> <br> Approximately how many minutes did the exercise take you daily?<br> __<br> <br> Do you think that the exercise could have caused you to feel more content and happier?<br> Yes<br> Rather yes<br> I don’t know<br> Rather no<br> No<br> <br> Thank you for completing the questionnaire. Your participation in the study is almost finished. We will ask you to fill in a short questionnaire once again next week and in 6 weeks from now. After that, you will receive the extra course credit and we will present you results of the study.<br> An exercise similar to the one you had to complete each day should, according to scientific studies, increase a feeling of happiness. If you wish, you can continue with the exercise on your own - writing the given number of good things that happened to you in a previous day on a piece of paper.<br> <br> **Post-questionnaire 2 (after 1 week)**<br> Please answer the following questions.<br> SWLS *(see above)*<br> PANAS *(see above)*<br> <br> Have you continued with the exercise even after the end of the study?<br> Yes<br> - I wrote down (or at least tried to came up with) good things that happened to me that day approximately _ times in the last week.<br> No<br> <br> <b>Post-questionnaire 3 (after 6 weeks)</b><br> Please answer the following questions.<br> SWLS *(see above)*<br> PANAS *(see above)*<br> <br> Have you continued with the exercise even after the end of the main study?<br> Yes<br> - I wrote down (or at least tried to came up with) good things that happened to me that day approximately _ times per week in the last few weeks.<br> No <br> <br> **E-mail sent to students:**<br> Dear students<br> <br> Experimental laboratory PLESS, in cooperation with University, offers you an opportunity to participate in an on-line research of short exercises aimed to increase life satisfaction. **For your participation you can earn an extra course credit.** <br> For participation in the study, please register yourself on a webpage of the study on http://goo.gl/LiLQ1c and complete a short questionnaire.<br> It is important to register before the beginning of a main part of the study (i.e. not later than 13.10.).<br> After the beginning of the study you will have to log-in each day for 2 weeks on the abovementioned webpage and complete a task according to given instructions. (You will get a notice about the start of the study by e-mail.) After the 14 day period you will be asked to complete a short questionnaire 1 day, 1 week and 6 weeks later. Finally, you will get the extra course credit and we will present you the results of the study. <br> Conditions of participation (for obtaining the extra course credit):<br> - register in time – please use your school ID (only for evidence and awarding the course credit, all data will be analyzed anonymously)<br> - complete the given task regularly – every evening for the period of 14 days after the beginning of the study (at least 10 times from 14 possible days)<br> (you can login on the webpage and complete the task for given day each day from 20:00 to 12:00 of the following day)<br> - it is important not to talk with anybody about the content of the study or your task (that will compromise usability of your data)<br> - complete the questionnaire after the end of the study<br> <br> If you are interested in participation, please register as soon as possible on http://goo.gl/LiLQ1c<br> If you have any question, please feel free to write on marek.vranka@ff.cuni.cz<br> <br> Yours faithfully<br> Marek Vranka<br> Experimental laboratory PLESS<br> Department of Psychology Charles University in Prague<br>