Which of the Following Statements Are True in Testing $H _ { 0 } : \mu = 275 \text { versus } H _ { \pm } : > 275$

question 62

Multiple Choice

Which of the following statements are true in testing $H _ { 0 } : \mu = 275 \text { versus } H _ { \pm } : > 275$ based on a sample of size 15 from a normal population with unknown standard deviation $\sigma$ ?

• A) The test procedure requires the use of standard normal distribution.
• B) The test procedure requires the use of binomial distribution.
• C) The test procedure requires the use of exponential distribution.
• D) The test procedure requires the use of t-distribution with 15 degrees of freedom.
• E) None of the above statements are true.

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