A company is studying the number of monthly absences among its 125 employees. The following probability distribution shows the likelihood that people were absent 0, 1, 2, 3, 4, or 5 days last month. 
What is the standard deviation of the number of days absent?
Definitions:
Polyurethane
A polymer composed of organic units joined by carbamate (urethane) links, used in foams, elastomers, and coatings.
Monomer Units
Small molecules that can be bonded together to form polymers.
Cationic Polymerization
A type of polymerization where a cationic initiator transfers charge to a monomer causing it to become reactive and link to other monomers.
Poly(acrylonitrile)
A synthetic polymer made by polymerizing acrylonitrile, used in the production of fibers, plastics, and rubbers due to its strength and thermal stability.
Q30: The standard error of the mean measures
Q40: The distribution of Student's t is<br>A) symmetrical<br>B)
Q49: Which is true for a binomial distribution?<br>A)
Q49: What approach to probability is based on
Q56: A survey of corporate executives is being
Q60: Bayes' theorem is used to calculate a
Q67: When applying the special rule of addition
Q87: The mean of all the sample
Q91: Monthly commissions of first-year insurance brokers are
Q119: The ages of all the patients in