The function relating the height of an object off the ground to the time spent falling is a quadratic relationship. travis drops a tennis ball from the top of an office building 90 meters tall. three seconds later, the ball lands on the ground. after 2 seconds, how far is the ball off the ground? 30 meters 40 meters 50 meters 60 meters

Module 2 homework: descriptive statistics 40206 module 2: homework 56 randomly selected students were asked how many siblings were in their family. let x represent the number of pairs of siblings in the student's family. the results are as follows: # of siblings 1 2. 4 10 frequency 13 6 10 10 round all yeur answers to 4 decimal places where possible. the mean is: the median is the sample standard deviation is the first quartile is the third quartile is: what percent of the respondents have at least 3 siblings? % 83% of all respondents have fewer than how many siblings?