Use SPSS for this Application Exercise: A developmental psychologist suspects that rst-born children tend to develop language skills faster than their younger siblings. An explanation for the phenomenon is that rstborns have undivided attention from their parents. As such, it is reasonable that twins and triplets have slower language development than single children. The psychologist collects measures of language skills for each child at age 4 in participating families. The data are below. What can the psychologist conclude with an a of 0.01? single twins triplets ._. ,_-lu1 H H Dmuxo-qowuxoowma mamummo'mmmam #wlimlioml a) What is the appropriate test statistic? -Seied V b) Input the appropriate value(s) to make a decision about Ho. p-value : E; Decision: c) Using the SPSS results, compute the corresponding effect size(s) and indicate magnitude(s). Effect Size = E; Magnitude: d] Make an interpretation based on the results. '3' At least pne family type {i.e., single, twins, or triplets} is different on language skills. 0 None of the family types [i.e., single, twins, or triplets} differed on language skills