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Intervention Activity in PR2: Research Hypotheses

Quiz by JONALD ROSARIO

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10 questions
Show answers
  • Q1
    In a clinical trial testing a new drug for pain relief, what would be an appropriate null hypothesis?
    "Patients taking the new drug experience less pain than those not taking it."
    "There is no significant difference in pain relief between the new drug and a placebo."
    "The new drug is effective in reducing pain."
    "The new drug has various effects on pain perception."
    30s
  • Q2
    A psychologist is investigating whether a new therapy reduces symptoms of anxiety. What is an appropriate null hypothesis for this study?
    "Anxiety symptoms are more severe in individuals receiving the new therapy."
    "The new therapy is effective in reducing anxiety symptoms."
    "The effectiveness of the new therapy depends on individual personality traits."
    "There is no significant difference in anxiety symptoms between individuals receiving the new therapy and those without any treatment."
    30s
  • Q3
    In an educational study examining the impact of a teaching intervention on student test scores, what would be a valid null hypothesis?
    "There is no significant difference in test scores between students who receive the teaching intervention and those who do not."
    "The teaching intervention significantly improves student test scores."
    "Test scores are influenced by various factors unrelated to the teaching intervention."
    "Students who receive the teaching intervention perform better on tests than those who do not."
    30s
  • Q4
    A market researcher is exploring the effect of a new advertising campaign on product sales. What is an appropriate null hypothesis for this research question?
    "There is no significant difference in product sales between periods with and without the new advertising campaign."
    "The new advertising campaign is the sole determinant of increased product sales."
    "Product sales are influenced by factors other than advertising."
    "The new advertising campaign has a significant impact on increasing product sales."
    30s
  • Q5
    A sociologist is studying whether a specific intervention reduces crime rates in a community. What would be a suitable null hypothesis for this research question?
    "Crime rates are solely determined by individual criminal tendencies."
    "Crime rates will increase in the community due to the intervention."
    "There is no significant difference in crime rates between the intervention and control groups."
    "The intervention has a significant effect on reducing crime rates."
    30s
  • Q6
    In an environmental science study investigating the impact of a conservation program on wildlife population, what is an appropriate null hypothesis?
    "Wildlife population is influenced by factors unrelated to conservation efforts."
    "The conservation program has various effects on wildlife population."
    "The conservation program is effective in increasing wildlife population."
    "There is no significant difference in wildlife population between areas with and without the conservation program."
    30s
  • Q7
    A researcher is exploring whether a specific diet plan leads to weight loss. What would be an appropriate null hypothesis for this study?
    "Individuals following the diet plan will experience greater weight loss compared to those not on the diet."
    "Weight loss is solely determined by genetics."
    "There is no significant difference in weight loss between individuals following the diet plan and those not following it."
    "The diet plan is effective in promoting weight loss."
    30s
  • Q8
    In a political science study examining the impact of a policy change on voter turnout, what is a valid null hypothesis?
    "Voter turnout is solely determined by individual political beliefs."
    "The policy change significantly influences voter turnout."
    "The policy change is the sole determinant of increased voter turnout."
    "There is no significant difference in voter turnout between periods with and without the policy change."
    30s
  • Q9
    A researcher is investigating whether a mindfulness program reduces stress levels. What is an appropriate null hypothesis for this study?
    "There is no significant difference in stress levels between individuals who participate in the mindfulness program and those who do not."
    "Stress levels are solely determined by external environmental factors."
    "Participants in the mindfulness program will experience higher stress levels."
    "The mindfulness program is effective in reducing stress levels."
    30s
  • Q10
    In a technology study exploring the impact of a new software update on user satisfaction, what would be an appropriate null hypothesis?
    "User satisfaction is solely determined by the device's hardware."
    "The new software update significantly improves user satisfaction."
    "Users who experience the new software update will report lower satisfaction levels."
    "There is no significant difference in user satisfaction between users who experience the new software update and those who do not."
    30s

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