Yоu creаte а "Cоmmunicаtiоn Quality in Relationships" scale with 5 items. After collecting data from 200 couples, you calculate the following statistics: Item Mean Variance 1. "We listen to each other" 4.2 0.8 2. "We express feelings openly" 4.1 0.9 3. "We resolve conflicts calmly" 3.8 1.2 4. "We validate each other's emotions" 4.3 0.7 5. "We communicate daily about important things" 3.9 1.5 Based on these statistics, are these items likely to be parallel, tau-equivalent, congeneric, or none of these? Justify your answer with specific reference to the means and variances. Should we use Cronbach's alpha? Why or why not?