Please complete the following problems. Show as much work as you can, and complete the problems...

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Statistics

Please complete the following problems. Show as much work as youcan, and complete the problems as neatly as possible. The x in [x]after each problem denotes the point value.
For each problem, perform the following steps. Assume that allvariables are normally or approximately normally distributed.
State the hypothesis and identify the claim.
Find the critical value(s).
Compute the test value.
Make the decision.
Summarize the results.
The heights (in feet) for a random sample of worldfamous cathedrals are listed below. In addition, the heights for asample of the tallest buildings in the world are listed. Is theresufficient evidence at Î± = 0.05 to conclude that there is adifference in the variances in height between the two groups?[4]
Cathedrals
72
114
157
56
83
108
90
151
Tallest buildings
452
442
415
391
355
344
310
302
209

Answer & Explanation Solved by verified expert

4.3 Ratings (624 Votes)

AnswerGiven ThatThe heights in feet for a random sample of world famouscathedrals are listed below In addition the heights for a sampleof the tallest buildings in the world are listed Is theresufficient evidence at 005 to conclude that there is adifference in the variances in height between the two See Answer

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Cathedrals	72	114	157	56	83	108	90	151
Tallest buildings	452	442	415	391	355	344	310	302	209