Question
In: Statistics and Probability
The values listed below are waiting times (in minutes) of customers at two different banks. At...
The values listed below are waiting times (in minutes) of customers at two different banks. At Bank A, customers enter a single waiting line that feeds three teller windows. At Bank B, customers may enter any one of three different lines that have formed at three teller windows. Answer the following questions.
|
Bank A |
6.46.4 |
6.66.6 |
6.76.7 |
6.86.8 |
7.17.1 |
7.27.2 |
7.57.5 |
7.87.8 |
7.87.8 |
7.87.8 |
|
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Bank Upper BBank B |
4.24.2 |
5.35.3 |
5.85.8 |
6.16.1 |
6.76.7 |
7.87.8 |
7.87.8 |
8.48.4 |
9.49.4 |
10.010.0 |
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Click the icon to view the table of Chi-Square critical values.
Construct
aa
9999%
confidence interval for the population standard deviation
sigmaσ
at Bank A.
nothing
minless than<sigma Subscript Bank Upper AσBank Aless than<nothing
min
Solutions
Expert Solution
Dear I think you have enter data twice at a single line..and you may interested to calculate 99% confidence interval for population standard deviation of both Banks. If my assumption is right , Carryout the following procedure.. And Give me a THUMBS UP for my work dear...
orchestra answered 1 year agoRelated Solutions
The values listed below are waiting times? (in minutes) of customers at two different banks. At...
The values listed below are waiting times? (in minutes) of
customers at two different banks. At Bank? A, customers enter a
single waiting line that feeds three teller windows. At Bank? B,
customers may enter any one of three different lines that have
formed at three teller windows. Answer the following questions.
Bank A 6.36.3 6.66.6 6.76.7 6.86.8 7.17.1 7.37.3 7.47.4 7.87.8
7.87.8 7.87.8 Bank Upper BBank B 4.24.2 5.45.4 5.85.8 6.26.2 6.76.7
7.77.7 7.77.7 8.68.6 9.39.3 10.010.0 Construct aa...
The values listed below are waiting times (in minutes) of customers at two different banks. At...
The values listed below are waiting times (in minutes) of
customers at two different banks. At Bank A, customers enter a
single waiting line that feeds three teller windows. At Bank B,
customers may enter any one of three different lines that have
formed at three teller windows. Answer the following questions.
Bank A 6.4 6.6 6.7 6.8 7.1 7.3 7.4 7.7 7.7 7.7 Bank B 4.1 5.3 5.9
6.2 6.8 7.6 7.6 8.4 9.4 10
Construct a 99% confidence...
The values listed below are waiting times (in minutes) of customers at two different banks. At...
The values listed below are waiting times (in minutes) of
customers at two different banks. At Bank A, customers enter a
single waiting line that feeds three teller windows. At Bank B,
customers may enter any one of three different lines that have
formed at three teller windows. Answer the following questions.
Bank A 6.5 6.6 6.7 6.8 7.1 7.3 7.6 7.9 7.9 7.9
Bank Upper B 4.3 5.3 5.9 6.2 6.8 7.8 7.8 8.4 9.2 10.0
Construct a 95%...
The values listed below are waiting times (in minutes) of customers at two different banks. At...
The values listed below are waiting times (in minutes) of
customers at two different banks. At Bank A, customers enter a
single waiting line that feeds three teller windows. At Bank B,
customers may enter any one of three different lines that have
formed at three teller windows. Answer the following questions.
Bank A
6.5
6.6
6.7
6.8
7.1
7.2
7.5
7.9
7.9
7.9
Bank B
4.2
5.4
5.8
6.2
6.8
7.7
7.7
8.5
9.3
10.00
a) Using Chi-Square critical...
The values listed below are waiting times (in minutes) of customers at two different banks. At...
The values listed below are waiting times (in minutes) of
customers at two different banks. At Bank A, customers enter a
single waiting line that feeds three teller windows. At Bank B,
customers may enter any one of three different lines that have
formed at three teller windows. Answer the following questions.
Bank A
6.46.4
6.66.6
6.76.7
6.86.8
7.17.1
7.37.3
7.47.4
7.97.9
7.97.9
7.97.9
Bank B
4.14.1
5.35.3
5.85.8
6.26.2
6.66.6
7.87.8
7.87.8
8.48.4
9.39.3
10.010.0
Construct a 99% confidence...
Waiting times (in minutes) of customers at a bank where all customers enter a single waiting...
Waiting times (in minutes) of customers at a bank where all
customers enter a single waiting line and a bank where
customers wait in individual lines at three different teller
windows are listed below. Find the coefficient of variation for
each
of the two sets of data, then compare the variation.
Bank A (single line): 6.5 6.6 6.7 6.9 7.1 7.3 7.4 7.6 7.7 7.8
Bank B (individual lines): 4.4 5.4 5.7 6.2 6.7 7.7 7.8 8.4 9.4
9.9
The...
Waiting times (in minutes) of customers at a bank where all customers enter a single waiting...
Waiting times (in minutes) of customers at a bank where all
customers enter a single waiting line and a bank where customers
wait in individual lines at three different teller windows are
listed below. Find the coefficient of variation for each of the two
sets of data, then compare the variation. Bank A (single line):
6.6 nbsp 6.6 nbsp 6.7 nbsp 6.8 nbsp 7.0 nbsp 7.3 nbsp 7.5 nbsp 7.7
nbsp 7.7 nbsp 7.8
Bank B (individual lines): 4.4 nbsp...
Waiting times (in minutes) of customers in a bank where all customers enter a single waiting...
Waiting times (in minutes) of customers in a bank where all
customers enter a single waiting line and a bank where customers
wait in individual lines at three different teller windows are
listed below. Find the mean and median for each of the two
samples, then compare the two sets of results. Single Line 6.5 6.6
6.7 6.8 7.0 7.1 7.5 7.6 7.6 7.6 Individual Lines 4.2 5.4 5.8 6.2
6.5 7.6 7.6 8.6 9.2 9.9 The mean waiting time...
Waiting times (in minutes) of customers at a bank where all customers enter a single waiting...
Waiting times (in minutes) of customers at a bank where all
customers enter a single waiting line and a bank where customers
wait in individual lines at three different teller windows are
listed below. Find the coefficient of variation for each of the two
sets of data, then compare the variation. Bank A (single line):
6.5 6.6 6.7 6.8 7.1 7.4 7.4 7.6 7.7 7.8 Bank B (individual lines):
4.2 5.4 5.8 6.2 6.7 7.7 7.8 8.6 9.3 9.9
The coefficient...
14.Waiting times (in minutes) of customers at a bank where all customers enter a single waiting...
14.Waiting times (in minutes) of customers at a bank where all
customers enter a single waiting line and a bank where customers
wait in individual lines at three different teller windows are
listed below. Find the coefficient of variation for each of the two
sets of data, then compare the variation
Bank A (single line)
Bank B (individual lines)
6.4
4.3
6.5
5.5
6.6
5.9
6.8
6.3
7.1
6.7
7.4
7.6
7.4
7.8
7.7
8.4
7.7
9.4
7.8
9.7
The...
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