MCQ
Mean and the first quartile for a normal distribution are 110 and 30 respectively. Which of the following is the value of the third quartile ?
- A80
- B140
- ✓190
- D100
✓
Answer
Correct option: C.
190
C
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
How should be the base year ?
What is the formula for elasticity of demand?
If the events A and B do not occur simultaneously which type of events are those events?
What is the formula of obtaining the index number by family budget method ?
The measurement unit of a variable ‘Weight’ is kg. and that of ‘Height’ is cm. What can you see about the measurement unit of the correlation coefficient between them ?
If $p\left(x_j\right)$ are the probabilities of values $x_j$ of the variable $X$ for a discrete probability distribution, which of the following statements is true ?
→If $y=15-3 x$ and $x \rightarrow-2$ then $y$ tends to which value?
→ then events $A$ and $B$ of a sample space $U$ are events of which type?
→Which kind of the correlation exists if the following scatter diagram is of two variables $X$ and $Y ?$
→What is the value of $\pi$ in the probability density function of normal distribution?
→