he following table shows site type and type of pottery for a random sample of 628 sherds at an archaeological location. Find the value of the chi-square statistic for the sample. (Round the expected frequencies to at least three decimal places. Round the test statistic to three decimal places.)
he following table shows site type and type of pottery for a random sample of 628 sherds at an archaeological location. Find the value of the chi-square statistic for the sample. (Round the expected frequencies to at least three decimal places. Round the test statistic to three decimal places.)
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The following table shows site type and type of pottery for a random sample of 628 sherds at an archaeological location.
Find the value of the chi-square statistic for the sample. (Round the expected frequencies to at least three decimal places. Round the test statistic to three decimal places.)
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The following table shows site type and type of pottery for a random sample of 628 sherds at an archaeological location.
Pottery Type
McElmo
Black-on-White
55
69
66
190
0/1 Submissions Used
LAUSE SALT
Site Type
Mesa Top
Cliff-Talus
Canyon Bench
Column Total
State the null and alternate hypotheses.
O Ho: Site type and pottery are not independent.
H₁: Site type and pottery are independent.
Use a chi-square test to determine if site type and pottery type are independent at the 0.01 level of significance.
(a) What is the level of significance?
0.01
O Ho: Site type and pottery are not independent.
H₁: Site type and pottery are not independent.
!
1
Mesa Verde
Black-on-White
74
80
87
241
Ho: Site type and pottery are independent.
H₁: Site type and pottery are not independent.
O Ho: Site type and pottery are independent.
H₁: Site type and pottery are independent.
Are all the expected frequencies greater than 5?
OYes
O No
(b) Find the value of the chi-square statistic for the sample. (Round the expected frequencies to at least three decimal places. Round the
What sampling distribution will you use?
O uniform
F1
@
2
F2
# 3
80
F3
$
4
000
Mancos
Black-on-White
60
64
73
197
F4
%
5
A
F5
Rounding Numbers Calculator X C
MacBook Air
A
Row Total
189
213
226
628
6
F6
&
7
F7
* 00
8
DII
FB
(
9
D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb47030ca-787d-4512-8405-4c36a533fde9%2Fa4b48bb2-9224-4018-8558-5edd37f46f7d%2F10d4esa_processed.jpeg&w=3840&q=75)
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The following table shows site type and type of pottery for a random sample of 628 sherds at an archaeological location.
Pottery Type
McElmo
Black-on-White
55
69
66
190
0/1 Submissions Used
LAUSE SALT
Site Type
Mesa Top
Cliff-Talus
Canyon Bench
Column Total
State the null and alternate hypotheses.
O Ho: Site type and pottery are not independent.
H₁: Site type and pottery are independent.
Use a chi-square test to determine if site type and pottery type are independent at the 0.01 level of significance.
(a) What is the level of significance?
0.01
O Ho: Site type and pottery are not independent.
H₁: Site type and pottery are not independent.
!
1
Mesa Verde
Black-on-White
74
80
87
241
Ho: Site type and pottery are independent.
H₁: Site type and pottery are not independent.
O Ho: Site type and pottery are independent.
H₁: Site type and pottery are independent.
Are all the expected frequencies greater than 5?
OYes
O No
(b) Find the value of the chi-square statistic for the sample. (Round the expected frequencies to at least three decimal places. Round the
What sampling distribution will you use?
O uniform
F1
@
2
F2
# 3
80
F3
$
4
000
Mancos
Black-on-White
60
64
73
197
F4
%
5
A
F5
Rounding Numbers Calculator X C
MacBook Air
A
Row Total
189
213
226
628
6
F6
&
7
F7
* 00
8
DII
FB
(
9
D
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