The least-squares regression model yˆ=−3.4+5.2x and correlation coefficient r=0.66 were calculated for a set of bivariate data with variables x and y. Which of the following is closest to the proportion of the variation in y that cannot be explained by the explanatory variable?

Free 20 points + brainliest to whoever answers right! in the event of a crash, personal injury protection (pip) coverage pays toward the medical costs for a. any injuries you cause to others b. any injuries that are not your fault c. your injuries if you are not at fault d. your injuries, regardless of who's at fault

Ijust need with an idea of how to write it or example.1. for this assignment you will create a developmental timeline. the timeline should include significant events, or possible future significant events, from your entire life—from womb to tomb. you are encouraged to personalize your timeline with pictures, etc. for each incident or event that you list, you need to relate it to a concept developed by piaget, kohlberg, or erikson. for example, if one of your events is, “i said my first word, ball,” and you have this on your timeline at 15 months, you also need to say, “piaget’s preoperational stage.” along with each event you discuss, provide a brief description of its significance. score

Which of the following practices is not recommended during a time of water scarcity? a. increasing wastewater recycling b. prohibiting the consumption of bottled water c. raising fines for violating outdoor water restrictions d. improving monitoring and management of local aquifers e. utilizing media to promote awareness of best practices in water management