In Exercises 24 26, we've begun to examine whether the use of statistics in NEJM medical articles has changed over time.
a) Calculate the component of chi-square for the 1989/ No cell.
b) For this test, x2 = 25.28. What's the P-value?
c) State your conclusion.
In Exercise 24

Transcribed Image Text:

Publication Year 1978-79 1989 2004-05 Total 14 40 144 No Stats Stats Total 90 242 101 271 61 332 115 311 758