Apattern of being late for work or for appointments is usually

a. a bad habit that can be changed with a little work.
b. a habit learned early, which is nearly impossible to break.
c. the result of unrealistic self-confidence.
d. directly related to one's personality type.

The number of passengers who arrive at the platform of a subway station for the 10 am train is a random variable with a mean of 120 and a variance of 16. find the lower bound of the probability that there will be between 100 and 140 passengers (round off to second decimal place).

Acar jack with a mechanical advantage of 6 needs to produce an output force of 600 n to raise a car. what input force is required? 6 n 100 n 600 n 3,600 n

What will happen in a hybrid vehicle if current flow becomes too high due to a short?