2 points Find the zscore associated with the following percentiles to two decimal places a} P12 bl P73 C) P99 d) P02 a) P12 = l type your answer... l b) P78 = l type your answer... la) P99: l type your answer... lle02 = l type youranswer... 2 points Find the z-score to the nearest two decimal placesthat: a) has 15% of the distribution's area to the right type your answer... l bl has 22.4% of the distribution's area to the left l type your answer... l c) has 99.85% of the distribution's area to the right l type your answer... d) has .1596 of the distribution's area to the left l type your answer... l 4 points Between what two 2-scores, to the nearest three decimal places. would we nd: a) 53.75% of the distribution's area? type your answer... l and l type your answer... l b] 13.96% of the distribution's area? type your answer... l and l type your answer... l c) 85.62% of the distribution's area? l type your answer... l and l type your answer... l d) 99.99596 of the distribution's area? type you r answer... l and l type your answer... In a recent poll on world happiness. participants were asked to rate how happy they were on a scale of 0 to '10, with 0 being completely unhappyand 10 being incredibly happy. The mean response was 6.3, with a standard deviation of 1.9. a) What response represents the 90th percentile, rounded to one decimal plaoe? l type your answer... b] What response represent the third qua rtile, rounded to one decimal place? type your answer... I: ._J 1 point The grade point average of a competitive school in reoent years has a mean value of 3.36 and a standard deviation of 0.18. a) What is the lowest GPA, rounded to two decimal places, can a student hold and still be considered in the top 5%? l type your answer... b] A scholarship cut-off is the 80th percentile. What GPA must scholar recipients maintain? type your