T-test 1 equation is true value = mean ± (time × standard deviation)/sqrt(number of measurements).

T-test 1 equation is true value = mean ± (time × standard deviation)/sqrt(number of measurements).

• A. true value = mean ± (time × standard deviation) / sqrt(n)
• B. true value = mean ± time × standard deviation
• C. true value = mean ± standard deviation / n
• D. true value = mean ± (time × standard deviation) × sqrt(n)

Answer: (A)