describe which of the statement is true under the normal curve?
Which of the subsequent are true statements?
1) The area under a normal curve is always equal to 1, no matter what the mean and standard deviation are
2) The smaller the standard deviation of a normal curve, the higher and narrower the graph.
3) Normal curve with a different means are centred on different numbers.
1) i and ii
2) i and iii
3) ii and iii
4) i, ii, and iii
5) None of the above gives the complete set of true responses.