If the “YES” answer to a question gives the alternative hypothesis, what is the alternative hypothesis for the following question? “Is student smoking associated with parent’s smoking?”
A. |
B. |
True or false: The null hypothesis for a chi-square test is always a statement of no relationship.
A. |
B. |
True or false: The red numbers in the table are called “observed counts."
A. |
B. |
True or false: The expected counts are the counts we “expect” to observe if the alternative hypothesis were true.
A. |
B. |
If there were no association between student smoking and parent’s smoking, what proportion of students smoke?
A. |
B. |
C. |
If student smoking is not associated with parent’s smoking, how many of the 2239 students who have one parent smoking do we expect to smoke? Recall that 18.68% of students smoke. You may need a calculator to answer this.
A. |
B. |
C. |
D. |
E. |
If there is no relationship, how many students do we “expect” to smoke when neither parent smokes?
A. |
B. |
C. |
True or false: The row totals for the expected counts are the same as the row totals for the observed counts.
A. |
B. |