Statistics- Chemotherapy is a standard treatment for certain cancers

| March 31, 2017

Question
Chemotherapy is a standard treatment for certain cancers, and a clinical trial was conducted to

test the efficacy of supplementing chemotherapy with immunotherapy (stimulation of the

immune system). Combining the two therapies is believed to improve the effectiveness of cancer

treatment. Cancer patients in the trial were randomly assigned to receive either chemotherapy

only or a combination of both chemotherapy and immunotherapy.

a.State the appropriate null and alternative hypotheses for this study (in words, not

symbols). (2pt)

b. Suppose the null hypothesis was rejected. Which error type would be possible? What

would committing this error mean in the context of the study? (2pt)

c. Suppose the null hypothesis was not rejected. Which error type would be possible?

What would committing this error mean in the context of the study?

Get a 30 % discount on an order above $ 50
Use the following coupon code:
COCONUT
Order your essay today and save 30% with the discount code: COCONUTOrder Now
Positive SSL