External validity

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  • A Popular Media Report

    mature for the age group that is playing so you risk exposing your child to certain actions or language that is more advanced than there age range (Przybylski, 2014). This popular media report mainly discussed the positives effects of video games and didn’t really mention many of the negatives associated with video games. The fact that the popular report did not put more emphasis on the negative side effects makes me question the reliability of the information I am being given. Reliability also came up with the fact the media article does not tell us how the participants are being operationalized . External validity is low because of the lack of information on how the study was conducted. We did not know the operational definitions, conceptional definitions or the specific variables being studied, without that information how can one replicate the study to another sample. Conclusion validity is another cause for concern due to the fact the author of this media report did not state any big drawbacks of video games and she did not provide enough statistical evidence to conclude that playing video games for an hour a day does have a positive effect on kids psychological adjustment. Casey Phillips concludes that video games have a positive effect in teen’s socialization when playing time is limited. This media report had good points, but it did not have enough statistical evidence or information about the methods for me to believe her conclusion that video games have a positive…

    Words: 1398 - Pages: 6
  • Social Political Issue Analysis

    These are set issues that are always at heart of external validity, and that will set the tone for trustworthy results that can play a key role when sharing certain thoughts or opinions. Validity can be divided into two; external and internal validity. Internal validity refers to the consistency of variables at an internal level that whether the results represent the claims provided while external validity refers to evaluating a sample that is far away or not associated with sample study. Both…

    Words: 1740 - Pages: 7
  • Importance Of Threats In Research

    1. Name and describe at least 5 threats to validity (ea. threat accurately described is worth 2 points up to a possible 16 points). History threat- This occurs when the study outcome is affected by some historical event. If a specific event or chain of events does transpire during the time when a treatment is administered and it affects the observations it is a threat to the internal validity. Often times there is no way of determining if the historical event(s) or the treatment accounts for…

    Words: 2089 - Pages: 8
  • Multiphasic Personality Inventory

    Those event included education level, marital status, employment status (full-time, part-time, seasonal or temporary), history of suicide attempt, past psychiatric hospitalization., history of physical or sexual trauma, current medical problems, history of hallucinations, paranoid ideation, drug abuse, alcohol abuse, and arrests (Jenelle Slavin-Mulford, External Validity of the Personality Assessment Inventory (PAI) in a Clinical Sample, 2012). The evetns were significant and scored as such…

    Words: 1118 - Pages: 5
  • Measuring Validity

    Measuring validity is important because it determines the impact of research. Validity is defined as “an integrated, evaluative judgment of the degree to which empirical evidence and theoretical rationales support the adequacy and appropriateness of inferences and actions based on test scores or other modes of assessment” (Salkind, 2010, p.1). There are many criteria of rigorous research, for example, internal validity, external validity, objectivity of observer, replicability, and reliability…

    Words: 1385 - Pages: 6
  • Essay On Validity In Research

    Validity in Research When planning research, scholars must consider many factors. Two such factors are is the measure of the construct valid and will the specific measure of the construct result in reliable data (Trochim & Donnelly, 2008). Take for example a study to determine the effectiveness of a specific Attention Deficit Disorder (ADD) medication for children ages 8-14 who are diagnosed with ADD, where the researchers yield consistent results for each participant for each dosage for the…

    Words: 1149 - Pages: 5
  • Non-Helping Behavior

    address anyone else. The design of our study required that ten participants were randomly assigned to each condition; thus, a total of twenty participants were involved in the study. The population consisted of mostly, if not entirely, students of Tufts University, which indicates that there are limitations regarding how far the data may be generalized. In other words, external validity is low. The tendency of helping behavior amongst students at Tufts is not necessarily applicable to a broader…

    Words: 818 - Pages: 4
  • Essay On Measurement In Research

    Conclusion Validity 4. External Validity The first type of validity is Internal Validity. “Internal Validity is the approximate truth about inferences regarding cause-effect or causal relationships” (Trochim, 2006). You would not use Internal Validity for an observational study but Internal Validity would be appropriate to assess a social program’s effectiveness. You want to know that your program is successful and that you have evidence that what you did in the program caused specific…

    Words: 1556 - Pages: 7
  • The Effects Of Helicopter Parenting

    parenting would come before the negative personal traits. Second, would be to see if there is a covariation between the two variables. The covariation would be if the effects of helicopter parenting is still there if helicopter parenting is not present. And third, would be to find out if there is another reason for the effects to take place. For instance, in the study, that would be to see if there was another reason for the millennials to be experiencing the negative personality traits. The…

    Words: 1114 - Pages: 5
  • Homosexuality And Discriminative Analysis

    as identifying the significant and non-significant scores was conducted, after identifying this the non-significant scores the scale variable was updated bringing the total from 15 questions to 11. After conducting a discriminative analysis, a Cronbach’s alpha was conducted this refers to a measure used to determine the reliability or consistency of a scale (using and interpreting Cronbach 's alpha, 2016), for a Cronbach 's alpha to be significant it has to be above 0.7, a Cronbach 's alpha of…

    Words: 1316 - Pages: 6
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