Aresearcher is using a repeated-measures study to evaluate the difference between two treatments. if the difference between the treatments is consistent from one participant to another, then the data should produce
a. a small variance for the difference scores and a small standard error.
b. a small variance for the difference scores and a large standard error.
c. a large variance for the difference scores and a small standard error.
d. a large variance for the difference scores and a large standard error.

The data shown in the table below represents the weight, in pounds, of a little girl, recorded each year on her birthday. age (in years) weight (in pounds) 2 32 6 47 7 51 4 40 5 43 3 38 8 60 1 23 part a: create a scatter plot to represent the data shown above. sketch the line of best fit. label at least three specific points on the graph that the line passes through. also include the correct labels on the x-axis and y-axis. part b: algebraically write the equation of the best fit line in slope-intercept form. include all of your calculations in your final answer. part c: use the equation for the line of best fit to approximate the weight of the little girl at an age of 14 years old.

Asquare has a perimeter of sixteen centimeters. what is the length of each of its sides? a. 8 cm c. 9 cm b. 4 cm d. 10 cm select the best answer from the choices

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?