This is: a. a test of two proportions b. a test of two independent means c. a
Question:
This is:
a. a test of two proportions
b. a test of two independent means
c. a test of a single mean
d. a test of matched pairs.
Neuroinvasive West Nile virus is a severe disease that affects a person’s nervous system . It is spread by the Culex species of mosquito. In the United States in 2010 there were 629 reported cases of neuroinvasive West Nile virus out of a total of 1,021 reported cases and there were 486 neuroinvasive reported cases out of a total of 712 cases reported in 2011. Is the 2011 proportion of neuroinvasive West Nile virus cases more than the 2010 proportion of neuroinvasive West Nile virus cases? Using a 1% level of significance, conduct an appropriate hypothesis test.
• “2011” subscript: 2011 group.
• “2010” subscript: 2010 group
Step by Step Answer:
Introductory Business Statistics
ISBN: 202318
1st Edition
Authors: Alexander Holmes , Barbara Illowsky , Susan Dean