• A customer service representative must spend different amounts of time with each customer to resolve various concerns. The amount of time spent with each customer can be modeled by the following distribution:X~Exp(0.4).FindP(5<x<15).(Round your answer to four decimal places.)
• A customer service representative must spend different amounts of time with each customer to resolve various concerns. The amount of time spent with each customer can be modeled by the following distribution:X~Exp(0.4).FindP(x>4).(Round your answer to four decimal places.)
• A customer service representative must spend different amounts of time with each customer to resolve various concerns. The amount of time spent with each customer can be modeled by the following distribution:X~Exp(0.4).Find the80^thpercentile. (Round your answer to two decimal places.)
• A distribution is given asX~Exp(0.65).FindP(x<9).(Round your answer to four decimal places.)
• A distribution is given asX~Exp(0.65).Find the80^thpercentile. (Round your answer to four decimal places.)