Intro To Stat Modelling Flashcards

1
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

And why

A

As ε_i is a rv too

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

For SLRM, E(Y_i) and var(Y_i) are?

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Distributed how

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q
A
20
Q
A
21
Q
A
22
Q
A
23
Q
A
24
Q
A
25
Q
A
26
Q
A
27
Q
A
28
Q
A
29
Q
A
30
Q
A
31
Q
A
32
Q
A
33
Q
A
34
Q
A
35
Q
A
36
Q
A
37
Q

And var of transformed variable

A
38
Q
A
39
Q
A
40
Q
A

V is dispersion matrix

41
Q
A
42
Q
A
43
Q

When would you use Z test?

A
44
Q

Z test statistic?

A
45
Q

When would
You use t test?

A
46
Q

T test statistic?

A