Cicadas are flying, plant-eating insects. One particular species, 13-year cicadas (Magicicada), spends five juvenile stages in underground
Question:
a. Construct a scatter diagram of the body weights, x, and the corresponding wing lengths, y. Use a different symbol to represent the ordered pairs for each species.
b. Describe what the scatter diagram displays with respect to relationship and species.
c. Calculate the correlation coefficient, r.
d. Find the equation for the line of best fit.
e. Suppose the body weight of a cicada is 0.20 gram. What wing length would you predict? Which species do you think this cicada might be?
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