Answer to Question #155315 in Statistics and Probability for Rohith Kumar

Question

For a collected data of 10 random samples , we have 

  0.700 , mean is 0.742, SD is 0.040 . Test the statistic:

Answer 1

$n = 10 \\ μ = 0.700 \\ \bar{x}=0.742 \\ σ = 0.040 \\ Test-statistic \\ X = \frac{\bar{x}-μ}{σ/ \sqrt{n}} \\ = \frac{0.742-0.700}{0.040/ \sqrt{10}} \\ = \frac{0.042}{0.0126} \\ = 3.334$

Answer: 3.334