Mathematics, 01.07.2021 02:00 lowrain
A journal published a study of the lifestyle of visually impaired students. Using diaries, the students kept track of several variables, including the number of hours of sleep obtained in a typical day. These visually impaired students had a mean of 9.41 hours and a standard deviation of 2.09 hours. Assume that the distribution of the number of hours of sleep for this group of students is approximately normal. Complete parts a through c
A. Find P(x>12)
B. Find P(8< x<10)
C. Find the value a for which P(x
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A journal published a study of the lifestyle of visually impaired students. Using diaries, the stude...
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