QNT 561 Final Exam Question With Answers
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a) 8<br />
b) 4<br />
c) 12<br />
d) 0<br />
University of Phoenix <strong>QNT</strong> <strong>561</strong> <strong>Final</strong> <strong>Exam</strong> Guide <strong>QNT</strong> <strong>561</strong> <strong>Final</strong> <strong>Exam</strong> (Latest)<br />
7. A firm offers routine physical examinations as part of a health service program<br />
for its employees. The exams showed that 8% of the employees needed<br />
corrective shoes, 15% needed major dental work, and 3% needed both corrective<br />
shoes and major dental work. What is the probability that an employee selected at<br />
random will need either corrective shoes or major dental work?<br />
a) .25<br />
b) 1.00<br />
c) .50<br />
d) .20<br />
8. When data is collected using a qualitative, nominal variable, what is true about<br />
a frequency distribution that summarizes the data?<br />
a) The upper and lower class limits must be calculated.<br />
b) The number of classes is equal to the number of variables plus 2.<br />
c) The “5 to the k rule” can be applied.<br />
d) A pie chart can be used to summarize the data.<br />
Download now Entire course <strong>QNT</strong> <strong>561</strong> Entire Course<br />
9. If an ANOVA test is conducted and the null hypothesis is rejected, what does<br />
this indicate?<br />
a) The p-value is less than a.<br />
b) All population means are different.
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