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WorksheetsIB SEHS Topic 6
Total questions: 45
Worksheet time: 23mins
What do error bars represent?
The value of the group mean
A correlation between two variables
The independent variable
The standard deviation
In the scientific display of data what is the function of error bars?
To show the difference between two or more means
To show variation around the mean or mean values
To demonstrate whether statistical tests are one tailed or two tailed
To display the range of data
Which set of results shows the greatest variability?
A
B
D
C
What do error bars represent?
Range
Variability
Coefficient
Significance
Based upon the following set of results for a sit and reach test, what is the mean result?
Trial 1: 23 cm
Trial 2: 15 cm
Trial 3: 19 cm
17 cm
18 cm
19 cm
20 cm
What is the mean flexibility score of an athlete from 6 cm, 7 cm and 11 cm?
7 cm
8 cm
9 cm
10 cm
A hurdler performs three 100m trials as recorded below. What is the mean time achieved in seconds?
Trial 1: 14.2 s
Trial 2: 14.4 s
Trial 3: 14.9 s
14.4
14.5
14.6
14.7
An athlete scores 25.7 cm, 24.5 cm, 23.3 cm, and 26.5 cm in a vertical jump test. What is the mean score?
26 cm
27 cm
24 cm
25 cm
What percentage of data is normally distributed within +/- 2 standard deviations of the mean?
99%
95%
50%
68%
How many standard deviations fall within 68% of values for normally distributed data?
+/- 1
+/- 2
+/- 3
+/- 4
What does the standard deviation represent?
The ratio of the correlation to the mean
A casual relationship between two variables
The correlation between two variables
It summaries the spread of values around the mean
What is the coefficient of variation?
The ratio of the standard deviation to the mean, expressed as a percentage
The sum of the values divided by the number of values
The variation that exists from the mean or expected value
Any of a broad class of statistical relationships involving dependence
Which of the following are ethical considerations when conducting maximal tests of human performance?
I. Potential health risks for the participants
II. The results are made available to the participant
III. The participant can withdraw at any stage without prejudice
I and II only
I and III only
II and III only
I, II and III
Which of the following is true for an athlete who consistently weighs herself on a set of broken scales?
I. The results are reliable
II. The results are accurate
III. The results are valid
I only
I and II only
II and III only
I, II and III only
Which term describes a test that measures what it is designed to measure?
Reliability
Accuracy
Validity
Specificity
Which of the following describes reliability?
The instrument measures what it claims to measure
The test used should be relevant to real life scenarios
The instrument used must provide an accurate measurement
The same reading is obtained each time a dependent variable is measured
Which is correct with regard to study design?
Validity is when you retest in similar conditions and achieve consistent results
A power athlete performing a vertical jump test with their eyes closed in an example of a blind study
Reliability is when you undertake a test and it measures what you want
An endurance athlete doing the Cooper's 12 min run to test aerobic power demonstrates specificity
When should a Physical Activity Readiness Questionnaire (PAR-Q) be used?
Before a training programme begins
During a training programme
After a training programme ends
In between two training programmes
What is a component of health-related fitness?
Flexibility
Agility
Power
Reaction Time
Which is classified as health-related fitness component?
Flexibility
Coordination
Agility
Power
Which is performance-related (skill-related) fitness component?
Body composition
Aerobic Capacity
Reaction Time
Muscular Endurance
Which of the following is not a valid test for aerobic capacity?
Cooper's 12 min run
400 m run
Multistage fitness test
Harvard Step test
Which fitness test is the most appropriate for measuring coordination?
Vertical Jump
Hand ball toss
Drop test
Illinois Agility Test
How is power best described?
A combination of force and speed
A maximum force that can be exerted once only
The ability to exert a force over a period of time
The ability to put body parts into motion quickly
Which fitness test measures the ability to rapidly change whole-body direction and position?
Harvard step test
Multistage fitness test
Illinois agility test
Standing broad jump
What describes the force that a muscle or group of muscles can exert in a single contraction?
Muscular strength
Aerobic Capacity
Speed
Muscular power
Which is a valid test of muscle endurance?
Leger Test
Maximum sit-ups
Cooper's 12 Minute Run
Hand grip dynamometer
Which of the following requires the athlete to perform an isometric contraction?
Maximum sit up test
Hand grip dynamometer test
Flexed arm hang test
Standing broad jump test
Which are valid tests for muscle endurance?
I. Standing broad jump
II. Maximum sit-ups
III. Flexed arm hang
I and II only
I and III only
I, II and III
II and III only
Which are valid tests for aerobic capacity?
I. Cooper's 12 Minute Run
II. Multistage fitness test
III. Wingate cycle test
IV. Harvard Step test
I and II only
II and IV only
I, II and III only
I, II and IV only
Which is a test to measure body composition?
Flexed arm hang
Hand grip dynamometer
Cooper's 12 Minute Run
Anthropometry
Which component of fitness is a combination of strength and speed?
Power
Agility
Muscular endurance
Reaction time
Which of the following is a submaximal test?
Cooper's 12 Minute Run
Standing Broad Jump
Illinois Agility test
Harvard Step test
Which are the essential elements of a general training programme?
warm-up, agility training, cool down
agility training, cool down, flexibility training
stretching activities, endurance training, recreational activities
warm-up, resistance training, agility training
What is an essential element of a general training programme?
Interval training
Fartlek training
Stretching activities
Isometric contractions
Which of the following is not an aspect of the overload principle of training?
Frequency
Intensity
Specificity
Time
Which will occur should an athlete not train for a period of time?
Specificity
Progression
Overload
Reversibility
Which measure of exercise intensity is specifically for children?
Karvonen method
CERT scale
Training heart rate range/zone
Borg scale
Which of the following is not a measurement of exercise intensity?
The Borg Scale
Heart rate
Oxygen consumption
Speed
What does an intensity rating of 6 indicate according to the Borg scale?
No exertion at all
Very light
Somewhat hard
Very hard
What is the purpose of monitoring heart rate during running?
To monitor running speed
To monitor how steep the gradient is
To monitor the distance run
To monitor that the heart rate remains within the training zone
What is the name of the method of assessing exercise intensity involving the following calculation?
Training heart rate = ((HRmax - HRrest) x % intensity) + HRrest
Borg Scale
Karvonen method
Cardiac Output
Maximal oxygen consumption
Which of the following represents the OMNI scale of perceived exertion?
6 (no exertion at all) - 20 (maximal exertion)
1 (no exertion at all) - 20 (maximal exertion)
1 (no exertion at all) - 10 (maximal exertion)
0 (no exertion at all) - 10 (maximal exertion)
How is the Karvonen method best described?
A rating of perceived exertion
A technique for determining oxygen uptake
An overload technique
A way of monitoring exercise intensity
Which of the following can be used to monitor exercise intensity?
I. Borg scale
II. OMNI scale
III. CERT scale
I only
I and II only
II and III only
I, II and III
