Res341 Exam

11) If a population diffusion is skewed to the right, then give a random sample from that population, one would expect that the

A. medial is greater than the consider
B. mode is equal to the mean
C. median is less than the mean
D. median is equal to the mean



12) schoolbook set Number of Textbooks
$25 to $35 2
$35 to $45 16
$45 to $55 5
$55 to $65 7
$65 to $75 20

adjudicate the standard deviation of the price of a textbook.

A. 14.03
B. 33.85
C. 196.78
D. 729.00



13) Textbook Price Number of Textbooks
$25 to $34.99 2
$35 to $44.99 16
$45 to $54.99 5
$55 to $64.99 7
$65 to $74.99 20

rate the mean price of a textbook.

A. $554.00
B. $11.08
C. $60.00
D. $55.40



14) A supermarket has determined that everyday demand for eggs has a bell-shaped distribution, with a mean of 55 cartons and a standard deviation of six cartons. If the supermarket begins each(prenominal) morning with a stock of 61 cartons of eggs, approximately what helping of days leave alone there be a excessiveness of eggs?

A. 16%
B. 18%
C. 68%
D. 84%



15) Which of these touchstone scales has a rank consecrate associated with its use?

A. Ratio
B. no.
C. titular
D. Likert



16) Identify the scale that has no meaningful zero.





A. Nominal
B. Ordinal
C. Interval
D. Ratio



17) __________ is a measure of the find that an uncertain event will occur.

A. Random experiment
B. smack space
C. Probability
D. A complement



18) The Information commonness in the main library has 150 personal computers. The chance that any of them will require repair on a given day is 0.02. To find the probability that 25 of the computers will require repair, one would use what type of probability distribution?

A. Binomial
B. Poisson
C. Normal
D. Hypergeometric



19) A multiple-choice test has 20 questions. There are...If you want to get a full essay, order it on our website: Orderessay



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