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CBSE Questions for Class 11 Commerce Economics Presentation Of Data Quiz 2 - MCQExams.com
CBSE
Class 11 Commerce Economics
Presentation Of Data
Quiz 2
In headed rows and numbered column table, quantity being measured is written with its unit in:
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each column
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each row
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both A and B
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neither A nor B
Explanation
There are following two types of tabular forms
A) headed columns and numbered rows
B) headed rows and numbered rows
In headed columns and numbered row table-columns are made in the sequence in which data are measured and all like values are recorded in the same column. In headed rows and numbered column table, quantity being measured is written with its unit in each row and the number of columns in the table gives the number of times a particular measurement is made.
Table works best when data presentation :
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is used to work up or compare individual values
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requires precise value
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values involve multiple units of measure
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all of above
Explanation
Table forms gives the comparison analysis, helps in providing precise values and can compare multiple units.
Form of table used when the number of quantities are more is :
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headed columns and numbered rows
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headed rows and numbered rows
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both A and B
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neither A nor B
Explanation
There are following two types of tabular forms
A) headed columns and numbered rows
B) headed rows and numbered rows
In headed columns and numbered row table-columns are made in the sequence in which data are measured and all like values are recorded in the same column. So this form of table is used when number of quantities is more.
The title of tables varies about the ________ of table.
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Heading
0%
Footer
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Contents
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None
Explanation
Content finds place at head of table processing the table number.
In any pie chart the sum of the central angles is
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$$\displaystyle 90^{\circ}$$
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$$\displaystyle 180^{\circ}$$
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$$\displaystyle 270^{\circ}$$
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$$\displaystyle 360^{\circ}$$
Explanation
A pie chart is in the shape of a circle.
Hence, the sum of all central angles is equal to the complete angle of a circle, which is $$\displaystyle 360^{\circ}$$.
Thus, in any pie chart the sum of the central angles is $$360^\circ$$.
Which of the following represents data that continuously changes over periods of time?
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Bar graph
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Circle graph
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Histogram
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Line graph
Explanation
Data that is arranged in columns or rows on a worksheet can be plotted in a line chart. Line charts can display continuous data over time, set against a common scale, and are therefore ideal for showing trends in data at equal intervals. In a line chart, category data is distributed evenly along the horizontal axis, and all value data is distributed evenly along the vertical axis
Hence, answer is Line graph
The pie chart is divided into _____
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sectors
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circles
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squares
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segments
Explanation
Pie chart is divided into sector
Find the correct frequency curve for the following histogram.
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0%
0%
0%
Explanation
Frequency curve can also be drawn with the help of histogram by joining the mid points of rectangle.
As you can see in option D, the midpoints of all rectangle are joined by a curve. So, the curve used in it is the frequency curve.
Hence, D is correct.
Which frequency curve is correct for the following histogram?
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0%
0%
0%
Explanation
Frequency curve can also be drawn with the help of histogram by joining their mid points of rectangle.
What is the percentage of the students who passed the group examination of the year $$2000$$?
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$$68.6\%$$
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$$98.5\%$$
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$$75.6\%$$
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$$81.81\%$$
Explanation
Percentage of students who passed the group examination in $$2000$$ are :
$$=$$ $$\dfrac{54 \times 100}{66}$$
$$= 81.81\%$$
Which of the countries listed below accounts for the minimum GDP during the year $$2010$$?
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Germany
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India
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China
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United kingdom
Explanation
From the graph, it is clearly stated that United kingdom is the lowest amongst the given options.
How many songs were made between the interval $$3-4$$?
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$$20$$
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$$18$$
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$$6$$
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$$14$$
Explanation
By looking the graph, we get the number of songs made between the interval $$3-4$$ is $$18$$.
Which of the countries listed below accounts for the minimum GDP during the year $$2009$$?
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Russia
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Germany
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Japan
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India
Explanation
In the given bar chart, blue colour indicates the GDP during 2009 and red colour indicates the GDP during 2010.
From the graph, the minimum GDP during the year 2009 is observed in Japan with 6 trillion.
Find the percentage of the students who passed the group examination of the year $$2003$$?
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$$88.6\%$$
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$$98.5\%$$
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$$75.6\%$$
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$$63.9\%$$
Explanation
Percentage of students who passed the group examination in year is
$$2003$$
$$=$$ $$\dfrac{70\times 100}{79}$$
$$= 88.6\%$$
What is the percentage increase in the number of students in $$2001$$ over $$2003$$?
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$$11.39\%$$
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$$23.67\%$$
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$$35.65\%$$
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$$45.9\%$$
Explanation
Total percentage increase in the number of students in $$2001$$ over $$2003 =$$ $$\dfrac{9\times 100}{79}$$
$$= 11.39\%$$
The line graph shows the income of RBI department. In which of the years was the annual income the maximum?
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$$1996$$
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$$1999$$
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$$2000$$
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$$2001$$
Explanation
In graph shows the income of the RBI department was maximum in the year $$1999$$.
From the graph, find the number of tickets collected between the interval $$14-16$$.
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$$25$$
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$$20$$
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$$15$$
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$$10$$
Explanation
From the graph, the number of tickets collected between the interval $$14-16 $$ is $$20$$.
Which is the lowest ticket collected by Judah?
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$$5$$
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$$11-13$$
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$$14-16$$
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$$10$$
Explanation
The lowest height of the bar represents the lowest ticket collected by Judah i.e. $$5$$.
Hence, the answer is $$5$$.
Find the total number of tickets.
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$$60$$
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$$80$$
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$$90$$
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$$100$$
Explanation
The total number of tickets $$= 25 + 15 + 10 + 5 + 20 + 25 = 100$$
The line graph shows the number of students in each department of a school. What does the second number in the ordered pair $$(9, 10)$$ represent?
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Number of department
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Line graph
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Number of students
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School department
Explanation
The second number in the ordered pair $$(9, 10)$$ represent $$10$$ number of students in the department $$9$$.
The line graph shows the income of RBI department. In which of the years was the annual income the minimum?
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$$1995$$
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$$1999$$
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$$2000$$
0%
$$2001$$
Explanation
In graph shows the income of the RBI department was minimum in the year $$1995$$.
How many tickets were collected in the interval $$11-13$$?
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$$25$$
0%
$$15$$
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$$10$$
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$$5$$
Explanation
Since the height of the bar in the interval $$11-13$$ is $$5$$.
So, $$5$$ tickets were collected in the interval $$11-13$$.
Hence, option D is correct.
The line graph shows the number of students in each department of a school. What does the first number in the ordered pair $$(8, 30)$$ represent?
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Number of department
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Line graph
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Number of students
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School department
Explanation
The first number in the ordered pair $$(8, 30)$$ represent $$8$$ number of departments.
Find the number of songs made during the interval $$5-6$$.
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$$20$$
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$$15$$
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$$6$$
0%
$$8$$
Explanation
The height of the bar represents the number of songs.
So, $$20$$ songs were made during the interval $$5-6$$.
In which frequency the number of tickets were same?
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$$2-4$$ and $$17-19$$
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$$5-7$$ and $$8-10$$
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$$8-10$$ and $$11-13$$
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$$14-16$$ and $$17-19$$
Explanation
The number of tickets are same in the frequency $$2-4$$ and $$17-19$$.
Judah recorded the number of football tickets collected by his friends, on the histogram.
What is the total number of tickets collected by Judah between the interval $$8-10$$?
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$$5$$
0%
$$15$$
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$$10$$
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$$40$$
Explanation
The total number of tickets collected by Judah between the interval $$8-10 = 10 $$
How many music directors required to create $$(9-10)$$ song?
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$$8$$
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$$5$$
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$$4$$
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$$6$$
Explanation
By looking the graph, we get $$8$$ music directors required to create $$(9-10)$$ song
In the graph you can find the takings of a chocolate bar for $$8$$ months. Answer the following
question:
In which two months, $$40000$$ chocolate bars are taken out?
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Jan and Feb
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Feb and May
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May and Apr
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Jun and Jul
Explanation
From the given frequency polygon,
Number of chocolates taken in Jan $$=50000$$
Number of chocolates taken in Feb $$=40000$$
Number of chocolates taken in Mar $$=35000$$
Number of chocolates taken in Apr $$=45000$$
Number of chocolates taken in May $$=40000$$
Number of chocolates taken in June $$=50000$$
Number of chocolates taken in Jul $$=60000$$
Number of chocolates taken in Aug $$=60000$$
.
Clearly, we can say Feb and May months shows the same number of chocolates, i.e. $$40000$$ chocolates.
So, in the months of Feb and May, $$40000$$ chocolate bars are taken out.
Hence, option $$B$$ is correct.
The frequency curve is similar to _____.
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histogram graph
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line graph
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bar graph
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pie graph
Explanation
The frequency curve is similar to line graph.
Because both the graph represents the data in line segment.
In which interval the number of music directors made more songs?
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$$1-2$$
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$$3-4$$
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$$5-6$$
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$$7-8$$
Explanation
The tallest bar represents the more songs made by the music director between the interval
5
−
6
5−6
.
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