Class 12 Computer Science · Chapter 7 · Test 2
Testing Process
40 MCQs
40 questions · 30 min · 40 marks
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Sample questions
The first 5 of 40. Try each one, then tap to see the answer.
Question 1
Test statistics are numerical values calculated from:
- AThe whole population
- BChart settings
- CThe null hypothesis
- DSample data
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Answer: D
Test statistics are calculated from sample data.
Question 2
Test statistics show how far results are from:
- AExpectations
- BThe sample size
- CThe research question
- DThe chart scale
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Answer: A
They show how far results are from expectations.
Question 3
Which pair are examples of test statistics?
- AMean and mode
- BAlpha and beta
- Ct-value and chi-square value
- DRange and median
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Answer: C
The t-value and chi-square value are named as examples.
Question 4
An example of a test statistic is:
- AMean
- Bt-value
- CMode
- DMedian
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Answer: B
The t-value is a test statistic.
Question 5
In the t formula n stands for:
- AStandard deviation
- BSample mean
- CSample size
- DSignificance level
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Answer: C
n is the sample size.
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