The point (1, -4) is reflected over the x-axis. Where is the location of the new image? (4, 1)

(-4, 1)

(-4, -1)

(1, 4)

(-1, -4)

Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839

Answer this question! 30 points and brainliest! only if you know the answer.

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.