Landon goes to sleep at different times and wakes up at different times. This week he kept track of his bedtime and wake up time and here is what he found. On Monday, Landon slept 8 hours, Tuesday -9 hours, Wednesday -7 hours, Thursday -6.5 hours, Friday -7.25, Saturday -8.5 hours, and Sunday -6.75 hours. What is the mean amount of hours Landon slept this week?

x = 25/2304

step-by-step explanation:

step-by-step explanation:

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answer:   35 % is the probability of a late departure or an early arrival.

step-by-step explanation:

let l represents the late departure and e represents the early departure.

then, according to the question,

p(l) = 12 %,   p(e) = 27 % and = 4 %

and, we have to find out,

but, we know that,

which is the required equation that will use to find the probability of a late departure or an early departure.

therefore,   the probability of a late departure or an early arrival =   35 %