\fS 10. (4 marks) Perform the hypothesis test that the payment p has no influence on blood donations, Ho: b = 0 vs HA: b > 0 At the 1% significance level. Use the Excel command t.dist.rt(x, degrees of freedom) for an upper tail probability of a t-distribution to help calculate the observed significance level of your test statistic (p-value). What do you conclude for from the test? 11. (2 marks) Explain in words what inference would be made if the researcher committed a Type I error in the test in #10. 12. (2 marks) Explain in words what inference would be made if the researcher committed a Type II error in the test in #10.