Statistical Concepts and Tools I. Binomial Distribution 1. Make a survey of 10 families with four (4) children in your campus. 2. Indicate the number of boys and girls in each family. 3. Tabulate your...

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Extracted text: Statistical Concepts and Tools I. Binomial Distribution 1. Make a survey of 10 families with four (4) children in your campus. 2. Indicate the number of boys and girls in each family. 3. Tabulate your results together with the other members of the class and fill up Table 1. + Table 1: Distribution and chi-square test of sexes in families of 4 children (class data) Expected # of families Observed # of Deviation (d) d2/expected families All boys (b4) 4 4 3 boys and 1 girl (b3gl) 2 boys and 2 girls (b2g2) 1 boy and 3 girls (blg3) All girls (g4) 12 17 5 1.47 31 25 1.44 17 17 4 2. 1 Total 66 67 13 3.91 1. Using the binomial equation and Chi-square test, determine if the family distribution in your sample is consistent with the hypothesis of equal number of boys and girls. Use the Chi-square table found in the appendix. Chỉ computed Degree of freedom Chi tabulated Conclusion