Class 12 CBSE Sample Question Paper 2024 - 7
SECTION – A
Q1. If a furniture dealer estimates that from
the sale of one table he can make a profit of Rs 250 and from the sale of one chair a profit of Rs 75 and if x is the number of chairs and y is the number of tables, then its linear objective function is
(a) Z= 75x+250y
(b) Z= 75x+25y
(c) Z = 250x + 75y
(d) Z = 25x+75y
Q2. The process of making estimates about the population parameter from a sample is
called statistical
(a) decision
(b) inference
(c) hypothesis
(d) independence
Q3.
If the matrix is 
skew-symmetric matrix, then x + 3y is equal to
(a) 1
(b) 2
(c) -1
(d) 0
Q4. A member of the population is called
(a) data
(b) element
(c) family
(d) group
