Which of the following statements are true?
i. the area under a normal curve is always...
Mathematics, 19.12.2019 02:31 mat1413
Which of the following statements are true?
i. the area under a normal curve is always equal to 1, no matter what the mean and standard deviation are.
ii. the smaller the standard deviation of a normal curve is, the higher and narrower the graph.
iii. normal curves with different means are centered around different numbers.
a. i and ii
b. i and iii
c. ii and iii
d. i, ii, and iii
e. none of the above
Answers: 3
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