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mcqs of
,
1 : In a data set with values 3.3,6,7,8,9,9 what is the model?
A
:
3
B
:
B) 6
C
:
7
D
:
both 3 and 9
2 : When the number of values inn a data set is even, how is the median calculated?
A
:
By choosing the medicine value
B
:
By taking the average of the two middle values
C
:
By selecting the most frequent values
D
:
By excluding the highest and lowest values
3 : In biostatistics, which method is used to predict future outcomes on current data?
A
:
Designing experiments
B
:
Drawing charts
C
:
Taking
D
:
Analyzing data
4 : What is the primary purpose of biostatistics?
A
:
To analyse financial data
B
:
To apply statistical methods to biological science
C
:
To design engineering models
D
:
To study engineering models
5 : Which of the following best describe the mean of a data set?
A
:
The most frequently occurring value
B
:
The medicine value data is ordered
C
:
The sum of all values divided by the number of values
D
:
The difference between the highest and lowest values
6 : What is the mean of the data set 7,8,9,10,11?
A
:
7
B
:
8
C
:
9
D
:
10
7 : If the data set is 5, 8, 15, 20, what is the median?
A
:
8
B
:
12
C
:
15
D
:
20
8 : If a data set has no presented values, what is the model?
A
:
The higher value
B
:
The average of the data set
C
:
There is no mode
D
:
the median value
9 : When constructing a bar chart, which axis usually represents the categories?
A
:
Vertical axis (y-axis)
B
:
Horizontal axis (x-axis)
C
:
Both axes equally represent the categories
D
:
Nether axis represents the categories
10 : In a bae chart, what does the height or length of coach bar represent?
A
:
The total number of categories
B
:
The value of the corresponding category
C
:
The average of all value
D
:
The difference between the heights and lowest values
11 : Which of the following is a use of biostatistics?
A
:
Designing experiments
B
:
Writing novels
C
:
Painting landscapes
D
:
Composing music
12 : What is the primary focus of biostatistics?
A
:
Designing buildings
B
:
Applying statistical methods to biological sciences
C
:
Analyzing financial data
D
:
Studying historical events
13 : In epidemiology, biostatistics is used to study:
A
:
Genetic inheritance
B
:
Distribution and determinants of diseases
C
:
Crop yields
D
:
Drug effectiveness
14 : What does biostatistics help predict in public health?
A
:
Weather patterns
B
:
Spread of infectious diseases
C
:
Stock market trends
D
:
Earthquake occurrences
15 : What does biostatistics help interpret in research?
A
:
Weather data
B
:
Experimental results and trends
C
:
Stock market trends
D
:
Earthquake data
16 : What means the most frequently occurring value?
A
:
Mean
B
:
Median
C
:
Mode
D
:
Range
17 : What happens if no value repeats in a data set?
A
:
One mode
B
:
Two modes
C
:
No mode
D
:
Infinite modes
18 : How should the bars in a bar chart be spaced?
A
:
Randomly
B
:
Unequally
C
:
Evenly
D
:
Vertically
19 : What is the recommended shape for the bars in a bar chart?
A
:
Circles
B
:
Rectangles
C
:
Triangles
D
:
Lines
20 : What determines the scale of the y-axis?
A
:
The number of categories
B
:
The largest value in the data set
C
:
The width of the bars
D
:
The number of bars
21 : When the number of values is even, the median is:
A
:
The middle value
B
:
The average of the two middle values
C
:
The most frequent value
D
:
The highest value
22 : The mean of 150, 160, 165, 155, 170 is:
A
:
155
B
:
165
C
:
160
D
:
170
23 : Which data set has a bimodal distribution?
A
:
150, 160, 160, 155, 155
B
:
150, 160, 165, 155, 170
C
:
160, 160, 160, 160
D
:
150, 155, 160, 165
24 : What is the primary purpose of a bar chart?
A
:
Calculate averages
B
:
Compare quantities of categories
C
:
Measure time
D
:
Display fractions
25 : Which axis is typically labeled with categories?
A
:
y-axis
B
:
z-axis
C
:
x-axis
D
:
diagonal axis
26 : What is the data set with two modes is called:
A
:
Unimodal
B
:
Multimodal
C
:
Bimodal
D
:
Trimodal
27 : What is the role of biostatistics in agriculture?
A
:
Designing buildings
B
:
Analyzing crop yields and fertilizer effectiveness
C
:
Composing music
D
:
Writing novels
28 : What is the mean also called?
A
:
Median
B
:
Mode
C
:
Average
D
:
Frequency
29 : Which represents the middle value of a data set?
A
:
Mean
B
:
Mode
C
:
Median
D
:
Range
30 : Which field uses biostatistics to analyze genetic markers linked to diseases?
A
:
Agriculture
B
:
Genetics
C
:
Epidemiology
D
:
Clinical trials
Biology 9th MCQs || Ilam Ghar
Chapter 11 : Biostatistics
Biology 9th
