Ogives

Q.

The measure of central tendency which is given by the $x$-coordinate of the point of intersection of the 'more than' ogive and 'less than' ogive is _____.

1. median

2. mode

3. standard deviation

4. mean

Q.

Ogives can be used to find _____.

1. mean

2. median

3. mode

4. variance

Q. The intersection point of less than ogive and more than ogive gives the ___ of a frequency distribution.

1. median
2. frequency
3. cumulative frequency
4. mean

Q.

For determining median from ogive curves ,

S1 : one can use less than type curve.

S2 : one can use more than type curve.

1. S1 is true but S2 is false.

2. S1 is false but S2 is true.

3. S1 and S2 are true.

4. S1 and S2 are false.

Q. The intersection point of less than ogive and more than ogive gives the ___ of a frequency distribution.

1. median
2. frequency
3. cumulative frequency
4. mean

Q.

Choose the ogive curve for the given data.

$$\begin{array}{cc}Marks& Numberofstudents\\ >05& 48\\ >10& 45\\ >15& 39\\ >20& 30\\ >25& 18\\ >30& 10\end{array}$$

1. 

2. 

3. 

4. 

Q.

The following table shows data during a 1hr exam for a student.

$$\begin{array}{cc}\text{Time during exam(mins)}& \text{Total number of questions solved in the exam}\\ 0-10& 2\\ 10-20& 5\\ 20-30& 10\\ 30-40& 15\\ 40-50& 17\\ 50-60& 25\end{array}$$

Plot the less than type ogive curve

1. 

2. 

3. 

4. 

Q.

Which of the following is/are a measure of central tendency?

1. frequency

2. class interval

3. mean

4. Class

Q. Median and mode can also be used to measure the centre of the data.

1. True
2. False

Q. Ogives can be used to find .

1. mean
2. median
3. mode

Q.
The measure of centre and the measure of variability for the given dataset is median and IQR respectively.

1. False
2. True

Q. Median of a given frequency distrlbution is found with the help of a

1. Bar graph
2. Ogive
3. Histogram
4. None of these

Q.

if the curves for more than ogive and less than ogive of a given grouped data meet at [30.45]then the median of the data is

Q.

The following is a less than type ogive curve. (True or False)

1. True

2. False