Mathematics, 16.07.2019 01:30 scott5315
Research results suggest that children with adhd tend to watch more tv than children who are not diagnosed with the disorder. to examine this relationship, a researcher obtains a random sample of n = 36 children, 8 to 12 years old, who have been diagnosed with adhd. each child is asked to keep a journal recording how much time each day is spent watching tv. the average for the sample is m = 4.9 hours. it is known that the average time for the general population of 8 to 12 year-old children is µ = 4.1 hours per day, with σ = 1.8. a. are the data sufficient to conclude that the time spent watching tv is significantly different for children with adhd than for children without the disorder? use a two- tailed test with α = .05. - show your work. b. compute cohen’s d for this study. c. write a summery statement + apa line.
Answers: 2
Mathematics, 22.06.2019 01:30
If the segment op is dilated by a scale factor r=2, what is the length of segment op? a)10cm b)16cm c)6cm d)4cm
Answers: 1
Mathematics, 22.06.2019 02:00
Hannah reads at a constant rate of 33 pages every 88 minutes. write an equation that shows the relationship between pp, the number of pages she reads, and mm, the number of minutes she spends reading.
Answers: 1
Research results suggest that children with adhd tend to watch more tv than children who are not dia...
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