A geometric series begins with 500 and decreases by 15% successively. Choose
True or False for each statement about
the series.
A. The common ratio is 1.15.
O True O False
B. In the sum formula, a = 500 and
r=0.85.
True False
C The sum, if the series has 5 terms, is
1,854 (rounded to the nearest
integer).
O True False
D The sum, if the series has 9 terms, is
2425 (rounded to the nearest
integer).
True False

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21

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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.