A popular theory is that presidential candidates have an advantage if they are taller than their main opponents. Listed are heights​ (in centimeters) of randomly selected presidents along with the...


A popular theory is that presidential candidates have an advantage if they are taller than their main opponents. Listed are heights​ (in centimeters) of randomly selected presidents along with the heights of their main opponents. Complete parts​ (a) and​ (b) below.


Height (cm) of President Height (cm) of Main Opponent
180 170
185 188
166 171
187 168
196 188
165 184


=0>0


Identify the test statistic.


(round to two decimal places)



Identify the​ P-value.


​(Round to three decimal places as​ needed.)


greater than, fail to reject, is not


The confidence interval is __ cm<>< __="">


(round to one decimal place as needed)


zero, fail to reject



Jun 04, 2022
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