Stanine Conversion

Problem

Convert a z-score to a stanine with round(5 + 2*z), clamping the result to the 1-9 range. Rounding happens before clamping.

Hint

Stanines are a nine-point standard scale with mean 5 and step 2.

case 1

in: [0]

expected: 5

case 2

in: [1.2]

expected: 7

case 3

in: [-1.3]

expected: 2

case 4

in: [2.5]

expected: 9

case 5

in: [-3]

expected: 1

Starter codePython

def stanine(z):
    # Your code here
    pass

5 test cases · run your code against them in the editor