Please help with 10 ae

10. [-116 Points] BBBASICSTA'I'S 10.2.011.Ml. REM (rapid eye movement) sleep is sleep during which most dreams occur. Each night a person has both REM and non-REM sleep. However, it is thought that children have more REM sleep than adults.r Assume that REM sleep time is normally dlstrlbuted for both children and adults. A random sample of n1 = 9 children (9 years old) showed that they had an average REM sleep time of)?1 = 2.9 hours per night. From previous studies, it Is known that a) = 0.5 hour. Another random sample of n2 = 9 adults showed that they had an average REM sleep lime of x2 = 2.2 hours per night. Previous shldies show that \"2 0.7 hour. (a) Do these data indicate that, on average, children tend to have more REM sleep than adults? Use a 1% level of signicance. (i) What is the level of signicance? State the null and alternate hypothms. 0 Ho: [41