TABLE 12-5
Four surgical procedures currently are used to install pacemakers. If the patient does not need to return for follow-up surgery, the operation is called a "clear" operation. A heart center wants to compare the proportion of clear operations for the 4 procedures and collects the following numbers of patients from their own records:
They will use this information to test for a difference among the proportion of clear operations using a chi-square test with a level of significance of 0.05.
-Referring to Table 12-5, the value of the test statistic is ________.
Definitions:
Q33: Referring to Table 10-13,what is the standardized
Q91: Referring to Table 10-3,what is the estimated
Q94: Referring to Table 12-11,the null hypothesis will
Q95: Referring to Table 11-6,based on the Tukey
Q116: The F test in a completely randomized
Q141: The McNemar test is approximately distributed as
Q157: In testing a hypothesis using the X²
Q160: To test whether one proportion is higher
Q192: Referring to Table 10-15,suppose α = 0.10.Which
Q254: Referring to Table 14-5,what fraction of the