The mean score on a physics test was 75 points. amy’s score was 67 points, which was 2 standard deviations below the mean.

what is the variance of the data set?

2
4
8
16

Which table represents a linear function? i'll give brainliest to first answer ^'^

When are triangles considered similar? a. corresponding angles are equal andcorresponding sides are proportionalb. corresponding angles are proportional andcorresponding sides are equalc. corresponding angles are equal orcorresponding sides are proportionald. corresponding angles are proportional orcorresponding sides are equal select the best answer from the choices providedmark this and retumsave and exitnext

Express -5 2/5 as an improper fraction.