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Author Question: A poll of 1200 randomly selected students in grades 6 through 8 was conducted and found that 58 ... (Read 139 times)

charchew

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on: Aug 2, 2018
A poll of 1200 randomly selected students in grades 6 through 8 was conducted and found that 58 enjoy playing sports. Is the 58 result a statistic or a parameter? Explain.
 
  What will be an ideal response?

Question 2

Which of the following statements about a normal distribution is correct?
 
  a. The mean usually is greater than the mode and the mode greater than themedian.
 b. The normal distribution is a discrete distribution.
  c. The mean, median, and mode of a normal distribution are all equal.
  d. The normal distribution is negatively skewed.


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jjorrostieta

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Reply #1 on: Aug 2, 2018
Answer to Question 1

Statistic, because it is calculated from a sample, not a population.

Answer to Question 2

C


charchew

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Reply 2 on: Aug 2, 2018
Thanks for the timely response, appreciate it

xiaomengxian

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Reply 3 on: Yesterday
Excellent

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