If y = 2 + 6x then value of y intercept is _________________?
A. 6
B. 2
C. 0
D. None
A model is linear if it is linear in the dependent variable and also in ______________?
A model is linear if it is linear in the dependent variable and also in ______________?
A. Parameter
B. Independent variable
C. Error term
D. Non of these
The two regression co-efficient always have the __________ sign?
The two regression co-efficient always have the __________ sign?
A. Different
B. Same
C. None of these
D. +ve
If r, between u = x and y = -x is _______________?
If r, between u = x and y = -x is _______________?
A. +1
B. -1
C. 0
D. Non of these
England will host the ICC Cricket World Cup for the___________time.
England will host the ICC Cricket World Cup for the___________time.A. second
B. Fourth
C. fifth
D. None
B. Fourth
C. fifth
D. None
who pioneered the first ever Pakistan pavilion at the 58th prestigious international art exhibition, Venice Biennale.
who pioneered the first ever Pakistan pavilion at the 58th prestigious international art exhibition, Venice Biennale.A. Saima Khan
B. Nazia khan
C. Anita baig
D. None of the above
B. Nazia khan
C. Anita baig
D. None of the above
Which of the following can never be taken as coefficient of correlation is _____________?
Which of the following can never be taken as coefficient of correlation is _____________?
A. -99
B. .99
C. 0
D. √3
Correlation coefficient lies between__________________?
Correlation coefficient lies between__________________?
A. 0 ≤ r ≤ 1
B. 0 ≤ r ≤ -1
C. -1 ≤ r ≤ 1
D. 1 ≤ r ≤ 0
Regression co-efficient is denoted by_____________?
Regression co-efficient is denoted by_____________?
A. by
B. byx
C. bzx
D. m
When the two regression lines coincide there r is __________________?
When the two regression lines coincide there r is __________________?
A. Zero
B. Less than zero
C. More than zero
D. Great