These are some of the values in Cole’s data set. (1, 72), (3,66), (5, 53), (7, 40), (9, 34)

Cole determined the equation of a linear regression line, and determined that these are the corresponding predicted values.

(1, 74), (3,63), (5, 52), (7, 41), (9, 30)

Use the point tool to graph the residual plot for the given values in the data set.

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Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?