The accompanying dataset includes the annual prices of 50 commercial leases. All of these leases provide office space in a certain city. For the response, use the cost of the lease per square foot. As the explanatory variable, use the reciprocal of the number of square feet. Complete parts (a) through (d) below.

17.26237 0.000052531116.46687 0.000055248418.49833 0.000006524416.86017 0.000018763815.69037 0.000044051114.63619 0.000019341815.45475 0.000019963618.37645 0.000016123115.97917 0.000413549217.39517 0.000299705818.72945 0.000093348115.72314 0.000008037514.80324 0.000032339615.89653 0.000218043615.33631 0.000160171218.25731 0.000495454217.18413 0.000188129315.74024 0.000009761618.38619 0.000126834815.30034 0.000031171615.13409 0.000019127318.03957 0.000042338217.15031 0.000059999317.90948 0.000065223317.98524 0.000153613616.32959 0.000147988216.77113 0.000044144615.41842 0.000053107815.64943 0.000007244316.99506 0.000016797515.38618 0.000013981518.09029 0.000081009216.95575 0.000015852616.85609 0.000072607717.91937 0.000128214918.62903 0.000101965918.31668 0.000061113417.78195 0.000042997318.81099 0.000056279915.78949 0.000007858616.21425 0.000037702322.20139 0.000487191617.21917 0.000006658217.20601 0.000138227616.09833 0.000155749715.61161 0.000019239318.23345 0.000269376315.74088 0.000207854217.30745 0.000019136918.36213 0.0001352095(a) Give a 95% confidence interval for the fixed cost (the portion of the cost that does not change with the size of thelease) of these leases, along with a brief interpretation.