Find the equation for the least squares regression line of the data described below. On most days Layla takes her lunch break in the park near her office. While
sitting on the park bench, she scatters seeds for the pigeons and wonders how
many pigeons will come.
She decided to keep track of both the number of seed packages she scatters for
the pigeons, x, and the number of pigeons that come, y.
Seed packages Pigeons
1
18
1
25
19
5 8
35
10
15
Round your answers to the nearest thousandth.
ŷ =
X +

Using the graph below, select all statements that are true. a. f(0.6)=0 b. f(-3.2)=-3 c. f(5.1)=5 d. this is the graph of the greatest integer function. e. this graph is one-to-one.

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

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.