11th Class Statistics MCQ Test With Answer for Statistics Full Book

• 4/10 A
• 2/10 B
• 1/10 C
• 0 D

The probability of getting an odd number when a balanced die is rolled is.

• 1/2 A
• 1/3 B
• 1/4 C
• 1/6 D

The probability of failure is equal to.

• p A
• 1 - q B
• P - 1 C
• 1 - P D

the phase of statistics that is concerned with the procedures and methodology for obtaining valid conclusions is called.

• Descriptive staticis A
• Deductive statistics B
• Inferential statistics C
• Sample statistics D

Median divides the data into

• 2 parts A
• 3 parts B
• 4 parts C
• 10 parts D

Σ(Yi +a) = ?

• ΣY + na A
• aΣYi B
• aΣY C
• Σa D

F(-∞) is always equal to

• Zero A
• One B
• Two C
• Negative one D

The variance of binomial distribution is

• np A
• nq B
• npq C
• pq D

If a curve has a longer tail to the left . it is called a.

• Symmetrical curve A
• Positive skewed curve B
• Negatively skewed curve C
• None of these D

When statistics is applied in Biology then it is called:

• Econometrics A
• Statistical inference B
• Statistical biology C
• Biometry D

The numebr of ways in whihc four books can be arranged on a shelf is.

• 4 A
• 6 B
• 24 C
• 12 D

The mean is based on.

• Small values A
• Extreme values B
• All the values C
• Large values D

Weight of students in a class make

• Discrete data A
• Continuous data B
• Constant data C
• Qualitative data D

Geometric mean is a suitable average in ______ method.

• Price index A
• Chanin bases B
• Quantity index C
• Index mean D

If the random variable X denotes the number of heads when three distinet coins are tossed,then X assumes the value.

• 0.1.2.3 A
• 1,3,3,1 B
• 1,2,3 C
• None of these D

 Var (3x+2)

• 3Var(x) + 2 A
•  9Var(x) +2 B
• Var (x) + 0  C
• 3Var (X) D

Tossing two dice possble sampes are.

• 2 A
• 6 B
• 12 C
• 36 D