Referance book: Triola, M. M., & Triola, M. F. (2013). Biostatistics for the Biological and Health Sciences with Statdisk: Pearson New International Edition. Pearson Higher Ed. Daniel, W. W., & Cross, C. L. 9th edition, Biostatistics: a foundation for analysis in the health sciences. Wiley.

3. On entry on a school, an intelligence test was given to a group of children. The following results obtained in the test and in a subsequent examination are: __ _ __ _ __ _ __ Find out the r and interpret. [4 marks] Find out the slope and intercept. [4 marks] Write the regression equation. [1 mark] If someone has intelligent test score 12, what can be the predicted marks in examination? [1 mark]