Consider the following correlation between hours of screen time and hours of sleep. Which of the following is not a chance factor influencing the overall effect?a.Sleeping in late on holidaysb.Staying up reading a bookc.Less screen time results in more hours of sleepd.Feeling unwell at night

negative effects of screen time on sleep

ou want to know how phone use before bedtime affects sleep patterns. Specifically, you ask how the number of minutes a person uses their phone before sleep affects the number of hours they sleep. Which of the following statements are correct: Group of answer choicesIt is not possible to measure the dependent variable for this studyIf Subjects are first grouped by age, then phone use treatments are randomly assigned within these groups, it will comprise a randomized blockNatural variation in sleep patterns among individuals can be an extraneous variable.IV= Hours of sleep per night and DV= Minutes of phone use before sleep

Here is an extract from an article discussing the effect of screen time on adolescent wellbeing."While use of digital technology did have a small negative association with well-being, it is important to put this association into context. In the full data set, smoking marijuana and being bullied were more closely linked with decreased well-being than using technology, while getting enough sleep and having regular meals were more closely linked with increased well-being."Which of the three estimation thinking questions is this trying to address?

Technology makes it possible for us to work, study, and play 24-hours a day, so technology and a 24/7 lifestyle is often blamed for causing an epidemic of poor sleep. How does technology affect your sleep?

A social media analyst whats to find out if the use of social media (low, medium, high) can affect the difference of hours of sleep per night. The analyst plans to use one-way ANOVA for this test.What would be your independent variable?*1 pointSocial Media Use (Categories: Low, Medium, High) - NominalDifference in Hours of Sleep per Nights (Scale)Social Media Use (Categories: Low, Medium, High) - ScaleDifference in Hours of Sleep per Nights (Nominal)