Aday olan arkadaşlar ile data dosyası paylaşılacaktır.
The summary statistics below shows that the average Covid-19 infection rate in NYC is 2.93%. Suppose that you want to show that the policies employed in NYC led to a significant decrease in Covid-19 infection rates compared to those in other states presented by the graph below. We know that the average Covid-19 infection rate in the entire country is 3.07 but don’t know the variance.
a) What is your research question and null hypothesis?
b) Would you reject or not reject your null hypothesis? Explain your decision using your output. Interpret the results. Share your Stata output in your Word/pdf file.
c)Explain the 95 percent confidence interval in your output. Draw a bell-shaped curve and show the confidence interval and explain how you test your null-hypothesis.
d)Calculate the t-test value by using the formula for t-test and the results you have obtained from Stata.
e)Explain the 95 percent confidence interval for t-table values. Draw a bell-shaped curve and show how you test your null-hypothesis using the t-table values and t-test value you have calculated in (d). Explain how your results support your conclusions in (b).
f) On the basis of your results, write a few sentences to present your results in a scholarly journal.
İşin Yapılacağı Konum: ONLINE
Görevin Başlangıç Tarihi: 29-04-2021
Görevin Bitiş Tarihi: 02-05-2021
Kategori: Ders / Çeviri