Algebra I Semester 2 SPRING 2020 Jensen
VUIS MGIVE
TIME REMAT
19:31
Which polynomial correctly combines the like terms and expresses the given polynomial in standard form?
9 .44-10x*y++3+2xy-9
0-13 +3-axy + xy + 9xy
1374 + xy - xy + 9x + 3x4
3x4-axy + xy + 9 -13)
3x4+xy - xy + 9x) - 13"
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The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

What numbers are included in the set of integers? what numbers are not included?

Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.