Samples Were Drawn from Three Populations $n _ { 1 } = 8 , n _ { 2 } = 6$

question 12

Multiple Choice

Samples were drawn from three populations. The sample sizes were $n _ { 1 } = 8 , n _ { 2 } = 6$ and $n _ { 3 } = 6$ The sample means were $\bar { x } _ { 1 } = 1.92 , \bar { x } _ { 2 } = 1.34 , \text { and } \bar { x } _ { 3 } = 1.76$ The sample standard deviations were $s _ { 1 } = 0.26 , s _ { 2 } = 0.36 , \text { and } s _ { 3 } = 0.45$ The grand mean is $\overline { \bar { x } } = 1.698 .$
Compute the mean squares MSTr.

• A) 0.5932
• B) 4.7259
• C) 2.1337
• D) 1.1863

Identify examples of incomplete dominance and its effect on phenotypic outcomes.

Grasp the principles of Mendelian inheritance, including the law of segregation and independent assortment.

Describe the impact of linkage and crossing over on gene assortment.

Explain how pleiotropy and epistasis influence the phenotypes of organisms.

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