► Null hypothesis

► **Alternative hypothesis **

► Value of alpha

► Value of test-statistic

# Month: January 2022

►** ŷ = mx + b, where m = slope **

► x = ŷ + mb, where m = slope

► ŷ = x/m + b, where m = slope

► ŷ = x + mb, where m = slope

► -∞ ≤ χ2≤ ∞

► -∞ ≤χ2 ≤1

► -∞ ≤χ2 ≤0

► **0 ≤ χ2≤ ∞**

► **n – p**

► n – p-1

► n – p- 2

► n – 2

► 0 to 1

► 0 to -∞

► -∞ to +∞

► **0 to +∞ **

► Changed

► **Vanish**

► Does not changed

► Dependent

► Negatively skewed

► J-shaped

► Symmetrical

► **Positively skewed**

a-Glasses.

b-Rigid contact lenses.

c-**LASIK**.

d-Intracorneal ring segments. C

e-Penetrating keratoplasty.

a-Frequent change of glasses.

b-Progressive irregular astigmatism.

c-**Progressive hypermetropia. **

d-Fleisher ring.

e-Vogt stria.

a-Keratectasia.

b-Keratoconus.

c-Keratomalacia.

d-**Total anterior staphyloma.**

e-Non of the above.