Hypothesis testing
, Q3.
Q4.
(d) Use your calculator to find the value of the product moment correlation coefficient
for these data. (1)
(e) Stating your hypotheses clearly test, at the 5% significance level, whether there is
a positive correlation between height and weight. (4)
(f) Determine whether you would reach the same conclusion at the 1% significance level. (2)
(Total for question 4 is 11 marks)
, Q3.
Q4.
(d) Use your calculator to find the value of the product moment correlation coefficient
for these data. (1)
(e) Stating your hypotheses clearly test, at the 5% significance level, whether there is
a positive correlation between height and weight. (4)
(f) Determine whether you would reach the same conclusion at the 1% significance level. (2)
(Total for question 4 is 11 marks)
