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Suppose that the multiple linear regression model yi=xiTβ+ei holds for i=1,…,n, where the ei are independent errors, with E(ei∣X=xi)=0 but, unlike the standard setting, with different variances Var(ei∣X=xi)=σi2.
answered
Aug 31, 2024
Mathematics
high-school
1
vote
83.3k
views
Illegal drug dealers is an example of which of the following types of crime, as defined by sociologists? a. Street crime b. White-collar crime c. Organized crime d. Cybercrime
answered
Jun 18, 2024
Social Studies
high-school
7
votes
92.9k
views
For all x,(x-7)²= ? A x²-49 B x² + 49 C x² - 14x - 49 D x² - 14x + 49 E x² + 14x - 49
answered
Dec 24, 2023
Mathematics
high-school
4
votes
212k
views
Positive work done in your community
answered
Oct 8, 2023
Social Studies
high-school
8
votes
124k
views
A triangle has sides with lengths of 12 yards, 16 yards, and 18 yards. Is it a right triangle? FOR MATH !!
answered
Aug 25, 2023
History
college
3
votes
227k
views
The equation of the line which passes through the point (3, 7) and has a gradient of 3 is:
answered
Aug 4, 2023
Mathematics
high-school
10
votes
145k
views
Ellen wishes to mix candyworth a dollar and 45 cents per pound with candy worth $3.74 per pound to form 27 lb of a mixture worth $3.06 per pound how many pounds of the more expensive candy should she use
answered
Mar 14, 2023
Mathematics
college
3
votes
90.0k
views
What’s another correct way to write this: Even if this person isn’t my father, and it’s just a kid messing around I don’t want to believe it. It’s sort of like a comfort feeling.
answered
Sep 26, 2022
English
high-school
3
votes
169k
views
What is the name of the outer rigid layer of a planet?
answered
Jun 10, 2022
Physics
high-school
4
votes
186k
views
This involves the Declaration of Independence please help me. Later, at the end of that first paragraph, Jefferson writes that it is necessary to: “declare the causes which impel them to separation” What
answered
May 22, 2022
Social Studies
middle-school
8
votes
138k
views
Like ice-cream a)every child b) all child d)all children
answered
May 21, 2022
English
college
4
votes
67.1k
views
Hey guys what is 1.5 of 20 again?
answered
Mar 13, 2022
SAT
college
7
votes
51.2k
views
The equation  is written in point-slope form. What is the equation written in slope-intercept form?    
answered
Feb 7, 2022
Mathematics
high-school
12
votes
96.7k
views
The ‘murder mystery’ is ‘solved’ in this chapter. How does the novel maintain narrative tension? How is this emphasised by the chapter’s closing sentence?
answered
Jan 8, 2022
English
college
2
votes
120k
views
What country controlled the 13th Colonies
answered
Dec 27, 2021
History
high-school
3
votes
198k
views
Pls it’s do at 8 thanks so much
answered
Oct 1, 2021
Mathematics
middle-school
3
votes
73.3k
views
Solve the equation 1/2y - 21/4 = 35/4 for y. Identify the sequence of operations used to solve the equation.
answered
Sep 7, 2021
Mathematics
college
2
votes
219k
views
What is abdydyydg in code words wrong answer will be reported
answered
Aug 28, 2021
English
college
4
votes
89.7k
views
Translate 5 units left and 2 units down Q(1, 2) R(4,3) S(3, 1)
answered
Aug 14, 2021
Mathematics
high-school
2
votes
220k
views
What is 1/8 divided by 5 equals 3/4 divided ?
answered
Aug 5, 2021
Mathematics
middle-school
1
vote
59.2k
views
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