A 4 meter long and 5 meter long room should be equipped with skirting boards. The door is 1 meter wide. a) How many meters of skirting boards are needed? b) How much do the strips cost if you have to pay 6 € for a running meter​

35 is an outlier

step-by-step explanation:

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 %