Presentation of Data Test

Result

Presentation of Data Test - 10

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Question 1
1 / -0

In headed rows and numbered column table, quantity being measured is written with its unit in:

A
each column

B
each row

C
both A and B

D
neither A nor B

Solution

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.
Question 2
1 / -0

Table works best when data presentation :

A
is used to work up or compare individual values

B
requires precise value

C
values involve multiple units of measure

D
all of above

Solution

Table forms gives the comparison analysis, helps in providing precise values and can compare multiple units.
Question 3
1 / -0

How many people watch T.V. in Chennai

A
$10$

B
$20$

C
$30$

D
$40$

Solution

Given that bar with lines in the people reading newspaper and the empty bar is the people watching TV.
From the given graph, for the city Chennai, we can observe that the height of the empty bar is $40$ .
Therefore, Chennai has $40$ people who watch TV.
Question 4
1 / -0

Form of table used when the number of quantities are more is :

A
headed columns and numbered rows

B
headed rows and numbered rows

C
both A and B

D
neither A nor B

Solution

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.
Question 5
1 / -0

The title of tables varies about the ________ of table.

A
Heading

B
Footer

C
Contents

D
None

Solution

Content finds place at head of table processing the table number.
Question 6
1 / -0

In any pie chart the sum of the central angles is

A
$\displaystyle 90^{\circ}$

B
$\displaystyle 180^{\circ}$

C
$\displaystyle 270^{\circ}$

D
$\displaystyle 360^{\circ}$

Solution

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 $360^\circ$ .
Question 7
1 / -0

Which of the following represents data that continuously changes over periods of time?

A
Bar graph

B
Circle graph

C
Histogram

D
Line graph

Solution

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
Question 8
1 / -0

The pie chart is divided into _____

A
sectors

B
circles

C
squares

D
segments

Solution

Pie chart is divided into sector
Question 9
1 / -0

Find the correct frequency curve for the following histogram.

A

B

C

D

Solution

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.
Question 10
1 / -0

Which frequency curve is correct for the following histogram?

A

B

C

D

Solution

Frequency curve can also be drawn with the help of histogram by joining their mid points of rectangle.