Pratyusha

Most popular questions and responses by Pratyusha
  1. 4th grade

    Kara walks 9 blocks to school.Each block is 65 feet long.How many yards does Kara walk to and from school?

    asked on April 7, 2010
  1. Statistics

    use test for proportions : Formula : ( p1 - p2 ) / sqrt ( Pcap * Q cap ( 1/n1 + 1/n2 ) where P cap = (n1p1 + n2p2 )/ (n1 + n2 ) Q cap = 1 - P cap

    posted on March 19, 2011