Perplex
Content
  • Exponents & Logarithms
  • Approximations & Error
  • Sequences & Series
  • Financial Mathematics
  • Cartesian plane & lines
  • Function Theory
  • Modelling
  • 2D & 3D Geometry
  • Voronoi Diagrams
  • Probability
  • Descriptive Statistics
  • Bivariate Statistics
  • Distributions & Random Variables
  • Inference & Hypotheses
  • Differentiation
  • Integration
Other
  • Review Videos
  • Formula Booklet
  • Blog
  • Landing Page
  • Sign Up
  • Login
  • Perplex
    IB Math AISL
    /
    Bivariate Statistics
    /

    Problem Bank

    [Maximum mark: 6]

    On the seventh day, a new app begins a new advertising campaign. The developers record the number of new downloads at the end of each day.

    Day

    ​1​

    ​2​

    ​3​

    ​4​

    ​5​

    ​6​

    ​7​

    New Downloads

    ​100​

    ​102​

    ​105​

    ​107​

    ​110​

    ​115​

    ​4861​

    Using the number of new downloads each day, find and interpret

    1. the Pearson's coefficient

      [2]
    2. and the Spearman's coefficient.

      [4]

    Ask Plex AI about this problem

    Get hints, ask questions, and work through this problem step by step

    I'm Plex, here to help with problems on this worksheet!