90 undergraduate students at a state university in the southwestern region of the United States were surveyed. Each student in the sample was classified according to class standing (freshman, sophomore, junior, or senior) and body are category (body piercings only, tattoos only, both tattoos and body piercings, no body art). Use the data in the accompanying table to determine if there is an association between class standing and body art category. Assume that it is reasonable to regard the sample as representative of the students at this university. Use α = 0.01. 1. What type of question is this-estimation or hypothesis? 2. What type of study is this sample data or experiment data? 3. What type of data is this? Univariate or bivariate? Categorical or Numerical? 4. How many samples or treatments?

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490 undergraduate students at a state university in the southwestern region of the United States were surveyed. Each student in the sample was classified according to class standing (freshman, sophomore, junior, or senior) and body are category (body piercings only, tattoos only, both tattoos and body piercings, no body art). Use the data in the accompanying table to determine if there is an association between class standing and body art category. Assume that it is reasonable to regard the sample as representative of the students at this university. Use α = 0.01.

1. What type of question is this-estimation or hypothesis?
2. What type of study is this sample data or experiment data?
3. What type of data is this? Univariate or bivariate? Categorical or Numerical?
4. How many samples or treatments?

6. 490 undergraduate students at a state university in the southwestern region of the United States
ere surveyed. Each student in the sample was classified according to class standing (freshman,
SOphomore, junior, or senior) and body are category (body piercings only, tattoos only, both tattoos
ond body piercings, no body art). Use the data in the accompanying table to determine if there is
on association between class standing and body art category. Assume that it is reasonable to regard
the sample as representative of the students at this university. Use a = 0.01.
Mildly
Piercings Tattoos Piercings and
Tattoos
Both Body
No Body
Body
Only
Only
Art
Freshman
14
Sophomore
43
11
64
6.
17
43.
54
Junior
20
Senior
23
Hypotheses: H,'.
Method:
T:
Q:
N:
S:
Calculate:
Pvalue0.000
dfzq
029507
we reject the null Hy pstheyis. we
Communicate:
cap Conclude that there Ìs arelationship betue en
class Standing and leady
art Category.
Transcribed Image Text:6. 490 undergraduate students at a state university in the southwestern region of the United States ere surveyed. Each student in the sample was classified according to class standing (freshman, SOphomore, junior, or senior) and body are category (body piercings only, tattoos only, both tattoos ond body piercings, no body art). Use the data in the accompanying table to determine if there is on association between class standing and body art category. Assume that it is reasonable to regard the sample as representative of the students at this university. Use a = 0.01. Mildly Piercings Tattoos Piercings and Tattoos Both Body No Body Body Only Only Art Freshman 14 Sophomore 43 11 64 6. 17 43. 54 Junior 20 Senior 23 Hypotheses: H,'. Method: T: Q: N: S: Calculate: Pvalue0.000 dfzq 029507 we reject the null Hy pstheyis. we Communicate: cap Conclude that there Ìs arelationship betue en class Standing and leady art Category.
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