1. Write an equation to represent the relationship between the step number and the number of squares in the pattern. Briefly describe how each part of the equation relates to the pattern.
2. Is the relationship between the step number and number of squares a quadratic function? Explain how you
know.
B
I
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iii
T?
Σ
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How can you tell when x and y are not directly proportional?

Need now max 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.

In an improper fraction, is the numerator equal to, less than, or greater than the denominator