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Use a Kruskal-Wallis test to test the claim that the samples come from populations with equal medians. SAT scores for students selected randomly from three different schools are shown below. Use a significance level of 0.05 to test the claim that the students from the three schools had the same median SAT score. What would be the value of R1 that would be used in finding H?
Bedtime Snack
A small meal or food item consumed before sleeping, often aimed at managing hunger or blood sugar levels throughout the night.
Parasomnia Disorder
A type of sleep disorder involving unwanted events or experiences that occur while falling asleep, sleeping, or waking up.
Sleepwalking
A sleep disorder characterized by walking or performing other complex behaviors while in a state of sleep.
Obstructive Sleep Apnea
A sleep disorder characterized by repeated interruptions in breathing due to the collapse of the airway during sleep.
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