Question 3 of 10 The right-hand tail of the standard normal curve can be defined as the part
that lies at least 2 standard deviations to the right of the mean. The left-hand
"tail can be defined as the part that lies at least 2 standard deviations to the
left of the mean
According to the empirical rule, approximately what percentage of the area
under the whole curve is in the two tails? (Hint: Find the percentage for each
tail individually.) Pound your answer to the nearest tenth.
A 5%
B. 16%
O C.32%
D. 25

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

Which of the following transformations will always produce a congruent figure?