A table titled Text messages sent has 25 entries. What is the mean of this population? The sum of all the messages sent by the students is 384.

Calculate the mean number of texts sent by a student on the given day. (Round your answer to the nearest whole number.)
13
15
38
77

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 8 = -6x a. –7.12, 1.12 b. 7.12, –1.12 c. 7.12, 1.12 d. –7.12, –1.12

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?