Given a scatterplot and trend line, which statements are true? Check all that apply.
A)The trend line must go through at least one of the data points.
B)The trend line should have roughly the same number of data points on each side of the line.
C)The trend line must go through the origin.
D)The trend line represents the correlation between the two variables.
E)The equation of the trend line shows the relationship between two variables.

Write the expression as a constant , a single trigonometric function, or a power of a trigonometric function. sin x cos x/ tan x

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

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.