QNT 275 Week 3 Quiz | Assignment Help | University Of Phoenix
- University of Phoenix / QNT 275
- 12 Aug 2017
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QNT 275 Week 3 Quiz | Assignment Help | University Of Phoenix
Week 3 Quiz
• Which of the following is nota characteristic of the normal distribution ?
o The curve is symmetric about the mean
o The two tails of the curve extend indefinitely
o The value of the mean is always greater than the value of the standard deviation
o The total area under the curve is 1.0
• The sampling error is:
•
o the difference between the value of a sample statistic and the value of the corresponding population parameter
o an error that occurs when a sample of 30 or more members is drawn
o an error that occurs when a sample of fewer than 30 members is drawn
o an error that occurs during collection, recording, and tabulation of data
• The units of an Fdistribution:
o can be negative, zero, or positive
o are always positive
o are always negative
o are always nonnegative
• A continuous random variable is a random variable that can:
o assume only a countable set of values
o assume any value in one or more intervals
o have no random sample
o assume no continuous random frequency
• The population distribution is the probability distribution of the:
o whole population of a country
o population data
o population means
o population probabilities
• To use an Fdistribution, the random variable must be:
o a continuous random variable
o a discrete random variable
o either a discrete or a continuous random variable
o a qualitative random variable
USA 
India
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