A study indicates that 18 - 24 year olds spend a mean of 125 minutes watxhing videos on their smartphones per month. assume that the amoumof time watching video on a smartphone per month is normally distributed and that the standard deviation is 10 minutes.

SN N M a. What is the probability that an 18- to 24-year-old spends less than 120 minute: The probability that an 18- to 24-year-old spends less than 120 minutes watching (Round to four decimal places as needed) b. What is the probability that an 18- to 24-year-old spends between 120 and 13 The probability that an 18- to 24-year-old spends between 120 and 135 minutes (Round to four decimal places as needed.) c. What is the probability that an 18- to 24-year-old spends more than 135 minute The probability that an 18- to 24-year-old spends more than 135 minutes watchin (Round to four decimal places as needed) d. One percent of all 18. to 24-year-olds will spend less than how many minutes One percent of all 18- to 24-year-olds will spend less than minutes watching - (Round to two decimal places as needed.) pends less than 120 minutes watching video on his or her smartphone per month? than 120 minutes watching video on his or her smartphone per month is pends between 120 and 135 minutes watching video on his or her smartphone per month? ween 120 and 135 minutes watching video on his or her smartphone per month is pends more than 135 minutes watching video on his or her smartphone per month? re than 135 minutes watching video on his or her smartphone per month is pss than how many minutes watching video on his or her smartphone per month? than minutes watching video on his or her smartphone per month