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Author Question: A sample of students who have taken a calculus test has a mean score of 78.2, a mode of 67, and a ... (Read 83 times)

moongchi

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on: Jul 24, 2018
A sample of students who have taken a calculus test has a mean score of 78.2, a mode of 67, and a median score of 67 . Based on this information, the distribution of test scores is:
 a. symmetric
  b. right skewed
  c. left skewed
  d. bimodal
  e. none of these

Question 2

The Student's t-distribution is distributed symmetrically about its mean, and approaches the standard normal distribution as the number of degrees of freedom increases.
  Indicate whether the statement is true or false


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jaymee143

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Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

T


moongchi

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Reply 2 on: Jul 24, 2018
Gracias!

sultansheikh

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Reply 3 on: Yesterday
Excellent

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