2nd Year Statistics Chapter 10 Online MCQ Test for 12th Class Statistics Chapter 10 (Normal Distribution)

The moment Coefficient of kurtosis is

• β₁ A
• β₂ B
• Zero C
• m₂ D

In case of normal distribution maximum value of ordinate is

• μ A
• Zero B
• 
  C
• 
  D

The shape of the normal distribution is like

• J. A
• L B
• bell C
• circle D

Normal distribution ranges from_______.

• 1,2,3,............∞ A
• -∞ to +∞ B
• 1,2,3,.........n C
• None of these D

Second moment about mean is also called

• mean A
• variance B
• skewness C
• standard deviation D

If X - N (50,25), then=σ = ________.

• 3 A
• 5 B
• 25 C
• 50 D

All odd order moments about mean are

• unique A
• zero B
• different C
• one D

In a normal distribution β₁ = 0 and β₂ = __________.

• 2 A
• 4 B
• 3 C
• 5 D

The normal distribution is represented as_______

• N (μ,σ²) A
• N (n,p) B
• N (0,σ²) C
• None of these D

For normal distribution mean always lies between.

• Median and mode A
• Median and Q₁ B
• Median and Q₃ C
• None of these D

μ - 2σ to=μ + 2σ contains approximately_______ area.

• 75% A
• 50% B
• 95.45% C
• 99.73% D

In normal distribution.

• Mean > median > mode A
• Mean = median = mode B
• Mean < median < mode C
• None of these D

In case of normal distribution maximum value of ordinate is

• μ A
• Zero B
• 
  C
• 
  D

• β₁ A
• β₂ B
• β₃ C
• S_k D

In case of normal distribution the area to the left of the mean and area to the right of the mean is

• positive  A
• negative B
• equal C
• unequal D

The range of a normal distribution is

• —∞ to 1 A
• —∞ to 0 B
• —∞ to + ∞ C
• 0 to ∞ D

In case of symmetrical distribution

• μ₁ = μ₂ = μ₃ = μ₄ A
• β₁ = β₂ B
• P₁ < P₂ C
• 
  D