The ink blot test is developed by psychologist __________.
LIST I(Explanation) | LIST II(Forms of Validity) | ||
---|---|---|---|
A | Content Validity | I | Pertains to whether the test appears valid to ex aminees who take it. |
B | Concurrent Validity | II | A systematic examination of the test to deter mine whether it covers a representative sample of behaviour. |
C | Predictive Validity | III | Validity of a test with another measure map ping the same behaviour. |
D | Face Validity | IV | Effectiveness of a test in forecasting an indi vidual’s performance. |
The slope of the tangent to the curve \( x = \sin\theta \) and \( y = \cos 2\theta \) at \( \theta = \frac{\pi}{6} \) is ___________.
Solve the following L.P.P. by graphical method:
Maximize:
\[ z = 10x + 25y. \] Subject to: \[ 0 \leq x \leq 3, \quad 0 \leq y \leq 3, \quad x + y \leq 5. \]