Brainliest + points! any mathematicians out there? which statement is true of normally distributed data? a. approximately 90% of data falls within 2 standard deviations (±2) of the mean. b. approximately 90% of data falls within 3 standard deviations of (±3) the mean. c. approximately 95% of data falls within 2 standard deviations (±2) of the mean. d. approximately 95% of data falls within 3 standard deviations (±3) of the mean.

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.