1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
wel
3 years ago
14

Ordinary least squares estimation is subject to heterogeneity bias if _____. 答案选项组 the regression model exhibits heteroskedastic

ty the unobserved effect is correlated with the observed explanatory variables the regression model includes a lagged dependent variable the explanatory variables do not change over time
Mathematics
1 answer:
xxTIMURxx [149]3 years ago
4 0

Answer:

Unobserved effect.

Step-by-step explanation:

The unobserved effect of heterogeneity is correlated with the observed explanatory variables. Population heterogeneity is bias in unobserved pre treatment factors which affect the outcome even without treatment.

You might be interested in
He has 2yards of the string .He cut 5 /8 yards of the string for his project how much left
belka [17]
It would probably be 1 and 3/8 yards of string left because if he cut 5/8 yards of the string it would be a subject of subtraction, so if you would subtract that amount from 2 yards, the answer would be 1 and 3/8 yards of string left, hope this helps, good luck
6 0
3 years ago
Read 2 more answers
A. 2<br> B. 15<br> C. 26<br> D. 6
Eddi Din [679]

The answer is B. 15 servings.

4 0
3 years ago
Mrs. Bowser spends $39 on 3 slices of pizza and 5 bags of popcorn. Mrs. Lassetter spends $36.50 on 5 slices of pizza and 2 bags
steposvetlana [31]

Answer:

The answer is $42.5

Step-by-step explanation:

7 0
3 years ago
What is the axis of symmetry of the function below?
ZanzabumX [31]

Answer:

A

Step-by-step explanation:

Between 4 and 5 where the vertex is. The axis of symmetry is a line going through the vertex. For a while it will be of the form x = a

In this case, the axis of symmetry is x = 4.5

7 0
3 years ago
Solve:<br><img src="https://tex.z-dn.net/?f=%20%5Cfrac%7Bdy%7D%7Bdx%7D%20%20%3D%20%20%7Bx%7D%5E%7B3%7D%20%20%2B%205x%20-%2018" i
Gwar [14]

y =  \frac{1}{4} {x}^{4}  +  \frac{5}{2} {x}^{2}  - 18x + k

Step-by-step explanation:

dy = ( {x}^{3}  + 5x - 18)dx

Integrating the above expression, we get

y = \int( {x}^{3}  + 5x - 18)dx

=  \frac{1}{4} {x}^{4}  +  \frac{5}{2} {x}^{2}  - 18x + k

where k is the constant of integration

5 0
3 years ago
Other questions:
  • Rewrite sqr-100 +26 in complex number notation
    10·1 answer
  • Does someone know the answer please help ASAP
    10·1 answer
  • In DCAB, if ÐB = 38', What is ÐC?
    5·1 answer
  • A motorboat has a four hour supply of gasoline. How far from the marina can it travel if the rate going out against the current
    9·1 answer
  • Malcom is filling bags with rice . He starts with a 5 1/4 pound container of rice and fills each bag with 5/8 pounds of rice . H
    5·1 answer
  • What is the equation of a line with points -3,-11 and 2,4?​
    6·1 answer
  • Write a short paragraph composes at least 10 sentences<br>discussing factors affecting solubility​
    12·1 answer
  • A clock is showing the time as exactly 3:00 p.m. and 25 s. Because a full minute has not passed since 3:00, the hour hand is poi
    7·1 answer
  • A number reduced by the difference between 14 and 6 equals -6. Find the number.
    7·1 answer
  • Rita is spending more time at home to study and practice math. Her efforts are finally paying off. On her first assessment she s
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!