Find the variance of the probability distribution for the histogram. Give your answer to four decimal places, if necessary. 
Var (X) = __________
Definitions:
Bacterial Niche
Specific environments or conditions where certain bacteria can thrive and survive better than in other places.
Large Genome
Describes an organism whose DNA contains a significantly large number of base pairs, which can result in more complex genetic information.
Host-Restricted Symbionts
Symbiotic organisms that are confined to living within a specific host or set of hosts, having a mutual or commensal relationship.
Free-Living Bacterium
A free-living bacterium is one that exists independently in the environment, not requiring a host organism for survival.
Q24: One advantage of the C corporation is
Q31: The transition matrix for a Markov process
Q53: According to a survey of 176 retailers,
Q84: Find the steady-state vector for the transition
Q121: According to a study of Western-built commercial
Q167: Find the expected payoff E of the
Q168: The histograms represent the probability distributions of
Q172: Let A and B be events in
Q191: Determine whether the statement is true or
Q255: In a sweepstakes sponsored by Gemini Paper