Question

The following sample observations were randomly selected.
**(Round intermediate calculations and final answers to 2
decimal places.)**

x |
7 | 5 | 3 | 6 | 10 |

y |
4 | 6 | 3 | 7 | 7 |

1. The regression equation is y= ___ + ____x

2. When X is 9 this gives y=____

Answer #1

The following sample observations were randomly selected.
(Round intermediate calculations and final answers to 2
decimal places.)
x
3
5
3
6
7
y
3
6
5
7
7
A. The regression equation is Y= ____ + ____X
B When X is 6 this gives y=______

The following sample observations were randomly selected.
(Round intermediate calculations and final answers to 2
decimal places.)
x
4
5
3
2
10
y
4
6
5
7
2
a
The regression equation is ŷ = __________ + __________
b
When X is 9 this gives ŷ =___________

The following sample observations were randomly selected.
(Round intermediate calculations and final answers to 2
decimal places.)
x
4
5
3
2
10
y
4
6
5
7
2
a.
The regression equation is ŷ =
+
x
b.
When X is 9 this gives ŷ =

The following sample observations were randomly selected.
(Round intermediate calculations and final answers to 2
decimal places.)
Regression equation is-
When X gives 6 this gives-
x
3
5
3
6
7
y
3
6
5
7
7

The following sample observations were randomly selected.
(Round intermediate calculations and final answers to 2
decimal places.)
x
4
5
3
4
10
y
4
6
4
7
7
QUESTION:
a.
The regression equation is ŷ =
+
x
b.
When X is 9 this gives ŷ
=

The following sample observations were randomly selected.
(Round intermediate calculations and final answers to 2
decimal places.)
x
4
5
3
7
10
y
4
3
5
7
7
a.The regression equation is ŷ =________+__________x
b.When X is 8 this gives ŷ =_________

The following sample observations were randomly selected:
(Round the final answers to 4 decimal places.)
X:
11
9
9
7
8
5
6
10
Y:
8
9
19
11
13
5
24
9
a. Determine the 95% confidence interval for
the mean predicted when X = 13.
[ , ]
b. Determine the 95% prediction interval for an
individual predicted when X = 13.
[ , ]

The following sample observations were randomly selected:
(Round the final answers to 4 decimal places.)
X:
11
9
9
7
8
5
6
10
Y:
8
9
19
11
13
5
24
9
a. Determine the 95% confidence interval for
the mean predicted when X = 13.
[ ? , ? ]
b. Determine the 95% prediction interval for an
individual predicted when X = 13.
[ ? , ? ]

The following sample observations were randomly selected.
(Do not round the intermediate values. Negative amount
should be indicated by a minus sign. Round your answers to 3
decimal places.)
X:
5
5
2
6
10
Y:
4
6
5
5
7
Determine the 0.99 confidence interval for the mean predicted
when x = 7.

The following sample observations were randomly selected. (Do
not round the intermediate values. Negative amount should be
indicated by a minus sign. Round your answers to 3 decimal
places.)
x
y
6
4
4
6
1
5
6
4
10
9
Determine the 0.90 confidence interval for the mean predicted
when x = 8.
Determine the 0.90 prediction interval for an individual
predicted when x = 8.

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