Essay Question: 3(d). Based on your answer in part 3(c), compute the standard deviation for the yearly salary.

Essay Question:  3(a). Compute the range for baseball coaches’ yearly salaries. 

Refer to Exhibit 1. If one develops a cumulative percent frequency distribution for the above data, the last class “80-99” will be

Essay Question: 4(a). Comment on the shape of the distribution.  The shape of the distribution is .

Refer to Table 1. What is the cumulative relative frequency of the 2nd class?

Refer to Table 1. What is the proportion of households with monthly expenditure for long-distance service of either below $60 or at least $100?

True or False: An animal has radial symmetry if its body is identical around a central axis.

Which phyla contains animals with the following profile: They contain tissues, have bodies shaped like ribbons with bilateral symmetry, and can be parasitic. An example would be tapeworms found in undercooked beef, pork, or fish.

Describe a vestigial structure and give one example.

Which of the following effects is a type of genetic drift that occurs due to a drastic reduction in population size? The leftover members of the population are responsible for re-populating the species, which will result in evolutionary changes due to the smaller sample size.