Data Analysis & Reporting Flashcards
7 cards from real Sports and Fitness practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Data Analysis & Reporting flashcards as text
A wearable heart rate monitor is checked against an ECG and shows close agreement. This mainly supports the device's:
Answer: Criterion validity
Comparing a measure to a gold standard establishes criterion (concurrent) validity.
Which KPI would best measure a fitness club's ability to keep members over time?
Answer: Member retention rate
Retention rate tracks the percentage of members who stay over a given period.
A coach notices an athlete's heart rate variability (HRV) has dropped well below their personal baseline for several days. A reasonable interpretation is:
Answer: Possible accumulated fatigue or inadequate recovery
A sustained drop in HRV below baseline often signals stress, fatigue, or poor recovery.
Why should an athlete's test results often be compared with their own previous scores rather than only with population norms?
Answer: Individual comparisons track personal progress and account for individual differences
Ipsative (self-referenced) comparison reveals meaningful individual change.
Before collecting fitness assessment data from clients, which step is essential for ethical data handling?
Answer: Obtaining informed consent and protecting confidentiality
Informed consent and confidentiality are core principles of ethical data collection.
A histogram of 200 runners' 5K times shows a long tail toward slower times. This distribution is best described as:
Answer: Positively skewed
A tail extending toward higher values (slower times) indicates positive, or right, skew.
The smallest worthwhile change (SWC) is often estimated as 0.2 multiplied by the:
Answer: Between-subject standard deviation
SWC is commonly calculated as 0.2 x the between-athlete standard deviation, based on Cohen's small effect.
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