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Unformatted text preview: REM 211] Name: WWW l‘:
Spring 21108 Section: 'I  l' 3
Section 1 l _] Conde Nos: Traveler magazine conducts an annual surveyr of subscribers in
order to determine the best laces to stayr throughout the world. The table
below shows a sample of nine European hotels (Gouda Nos! Traveler, Januaryr
lﬂﬂﬂ}. The price of a standard double room during the hotel‘s high season
ranges ﬁom $ [lowest price) to $$$$ (highest price). The overall score
includes subscriberse evaluations of each hotel’s rooms, service, restaurants,
looationtannosphere, and public areas; a higher overall score corresponds to a
higher level of satisfaction. a.) How man}r elements are in this dataset‘?
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b. How man}r variables are in this dataset’lI
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c.) Classify the variables as quantitative or qualitative and state the level of
measurement. ~
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(I; .14?) 2.] Count the dollar value of the moneyr you are carrying. Give the measurement
you obtained to your TA. (Save a copy of this data for future seetions.) a.) Provide a tabular summary of the data. (Would a stem and leaf plot be
helpful? If so, include one) mancg mﬁhcg mam ('3‘) was me For m MW? W
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b.) Construct a graph of these measurements that shows the shape of the
istribution. Describe the shape of the distribution 3H: [W1 3v) The Following is a list of humework scares for two students: J v‘ .r .a J a .r .f' .f' F‘
811}, 52, 56, 94, T6, 48, 92, 69, T9, 4 T; 81:, a}, Tg, as} 32;, 15;, 73, ﬁg}, a9 Student A:
Student E: a.) Canalruct a backambaak stem and leafgjégf the data. ﬂjéﬂiﬁf EMT?)
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T b.) Which student do you think has. done. better work? Explain yaur
answer. 4.] The realestate heard in a wealthy suhurh wants to investigate the distribution of prices of homes sold during the past year. The felinestring sample of prices
(in $ 1 ,ﬂﬂﬂs] was collected: Elm KEE
[IE A frtrqueneyr distribution for the prices was constructed using ﬁve classes. Prices a) Construct a cumulative relative ogive for the house prices. 31] WES sf Home; sold oyruo m tabdgﬁ?) pm; a}: Haw (s halite)
1What percentage of the prices is less than Stillﬂﬂﬂﬂfmﬁi) EM; h.) @ e.) What percentage of the prices is between $25G,Uﬂﬂ and $39‘9ﬂﬁﬂ‘? (P31)
@ .aw'. 2’? : W13: Using the. ngivc, what percenng ofthe prices are under $325,06ﬂ?
Compare this to the true percentage (computed ﬁ‘ﬂm the Original data).
Did the ugive give a goat! approximation? MW “IL/H5: 50'!” M
V N5 (Egg: “114,05 iv? 'fﬂ’f." (Fl
.03: t‘} W ﬂquphqmgﬂ' Approximalely "5% nfihe prices are below what value? whamm ...
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 Spring '08
 VANES,C.

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