Were any traits under directional selection for smaller phenotypic values? Are any traits more likely to be under directional selection than stabilizing or disruptive selection?

1. For this group of hyenas, the minimum fitness is _____ , the median fitness is _______and the maximum fitness is ______.

Answer in integers. Calculate these in Excel using MIN(), MEDIAN(), and MAX().

Flag question: Question 2
Were any traits under directional selection for smaller phenotypic values? (A negative sloped trend line). Assume only directional selection for this question, select all that apply:
Group of answer choices

Mass

Body Length

Foot Length

Leg Length

Shoulder Height

None

Flag question: Question 3
Which traits appear to be under stabilizing selection? (Use a polynomial fit with order 2). Select all that apply:
Group of answer choices

Mass

Body Length

Foot Length

Leg Length

Shoulder Height

None

Flag question: Question 4
Are any traits more likely to be under directional selection than stabilizing or disruptive selection? (The best fit is the one with the greater R2 value. Select “Display R2 value on chart” to see this). Select all that apply:
Group of answer choices

Mass

Body length

Foot length

Leg length

Shoulder height

None

Flag question: Question 5
If we assume only directional selection, which trait seems to be under the strongest selection? (This is the steepest slope in a linear fit, the “m” in the line equation y=mx+b. Select “Display equation on chart” when formatting your trend line to see this).

Were any traits under directional selection for smaller phenotypic values? Are any traits more likely to be under directional selection than stabilizing or disruptive selection?
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