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use the attached table if you need a table

12. The DVD may someday be obsolete. The population average burn time on a current dvd is found to be 16.59 minutes with a stdev of 3.68 minutes ( depending on several factors). A sample of 16 dvds showed a mean time of 19.05 minutes. Find the probability that those 16 dvds will have a burn time greater than 19.05 minutes. 2 decimal places 13 Have you ever been driving at night only to have someone coming in the opposite direction have their bright high-beams on and it temporarily blinds you ? this was studied and the results found that the average time an oncoming driver allowed his high beams to shine is 19.29 seconds with a stdev of 2.3 seconds. Find the probability that a randomly selected high-beam driver will shine his beams is between 20 and 21 seconds. 2 decimal places

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R-software is usded for above question. I

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