9781305081598 QUESTION 1 5 points Save Answer A numerical value used as a summar

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9781305081598 QUESTION 1 5 points Save Answer A numerical value used as a summary measure for a sample, such as sample mean, is known as a O population parameter O sample parameter Osample statistic O population mean QUESTION 2 5 points Save Answer The 50th percentile is the O mode O median O mean 0 third quartile QUESTION 3 5 points Save Answer The difference between the largest and the smallest data values is the O variance O interquartile range O range O coefficient of variation QUESTION 4 5 points Save Answer When data are positively skewed, the mean will usually be O greater than the median smaller than the median

Explanation / Answer

Qs15.If A and b are independent events then P(A given B)=P(A and B)/P(B)

=P(A)*P(B)/P(B)=P(A)

14.The set of all possible sample outcomes is called sample space.

13.If A and B are mutually exclusive then P(A B)=P(A)+P(B), as P(A and B)=0

12.The union of events A and B is the event containing all the sample points belonging to A or B or both.

3.The difference between largest and smalltest data is range.

2.The 50th percentile is median.

1.A numerical value such as a summary measure for a sample such as sample mean is known s sample statistic.

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