# QNT 275 Week 3 Quiz

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QNT 275 Week 3 Quiz

https://zh.scribd.com/document/343514565/Uop-Tutorial

# QNT 275 Week 3 Quiz

Your answers : 6/6 (100%)Submitted on May 30, 2017, 4:07 PM

• Correct answerquestion1

?The sampling error is:

?an error that occurs when a sample of 30 or more members is drawn

?the difference between the value of a sample statistic and the value of the corresponding population parameter

?an error that occurs when a sample of fewer than 30 members is drawn

?an error that occurs during collection, recording, and tabulation of data

• Correct answerquestion2

?To use an F distribution, the random variable must be:

?a discrete random variable

?a qualitative random variable

?a continuous random variable

?either a discrete or a continuous random variable

• Correct answerquestion3

?A continuous random variable is a random variable that can:

?assume any value in one or more intervals

?assume no continuous random frequency

?have no random sample

?assume only a countable set of values

• Correct answerquestion4

?The population distribution is the probability distribution of the:

?whole population of a country

?population data

?population probabilities

?population means

• Correct answerquestion5

?Which of the following is not a characteristic of the normal distribution?

?The value of the mean is always greater than the value of the standard deviation

?The two tails of the curve extend indefinitely

?The total area under the curve is 1.0

?The curve is symmetric about the mean

• Correct answerquestion6

The units of an F distribution:?

?are always positive

?are always nonnegative

?can be negative, zero, or positive

?are always negative

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