Tashia S.

asked • 08/18/20

Solve the following CORRELATION and REGRESSION question and please show your calculations, and explain your findings.

The following data relates to marks obtained by students in two Continuous Assessment Tests Use the information to answer the questions that follow:

CAT 1: 65 48 15 28 41 59 41 10 24 56

CAT 2: 28 33 20 23 69 45 53 15 35 57

  1. Calculate the Spear-man's and Karl Pearson’s correlation coefficients and give their interpretations
  2. Calculate the Coefficient of Determination and interpret it.
  3. Compute the Regression of CAT 2 marks on CAT 1 and use it to predict the marks that a student who got 60 in CAT 1 is likely to get in CAT 2.

1 Expert Answer


Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.


Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.