List - I | List -II |
(A) t-distribution | (I)sample size\(\geq30\) |
(B) Sample mean | (II)\(X\) |
(C) Population mean | (III)degree of freedom |
(D)Z-distribution | (IV)\(\mu\) |
Class : | 4 – 6 | 7 – 9 | 10 – 12 | 13 – 15 |
Frequency : | 5 | 4 | 9 | 10 |
Marks : | Below 10 | Below 20 | Below 30 | Below 40 | Below 50 |
Number of Students : | 3 | 12 | 27 | 57 | 75 |
\(\text{Length (in mm)}\) | 70-80 | 80-90 | 90-100 | 100-110 | 110-120 | 120-130 | 130-140 |
---|---|---|---|---|---|---|---|
\(\text{Number of leaves}\) | 3 | 5 | 9 | 12 | 5 | 4 | 2 |