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Home Q & A Board Science-Related Homework Help Mathematics
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Acostak1 Acostak1
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6 years ago
From a population that is not normally distributed and whose standard deviation is not known, a sample of 50 items is selected to develop an interval estimate for . Which of the following statements is true?
 a. The standard normal distribution can be used.
  b. The t distribution with 50 degrees of freedom must be used.
  c. The t distribution with 49 degrees of freedom must be used.
  d. The sample size must be increased in order to develop an interval estimate.
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kmoralessskmoralesss
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Acostak1 Author
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6 years ago
Helped a lot
lubennick
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Yesterday
You make an excellent tutor!
Smair87
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2 hours ago
Brilliant ツ
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