1
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+2
-0
The mean of five observations is 4 and their variance is 5.2. If three of these observations are 1, 2 and 6, then the other two are
2
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+2
-0
For X ~ B(n, p), if p = 0.6, E(X) = 6, then Var(X) =
3
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+2
-0
A bakerman sells 5 types of cakes. Profit due to sale of each type of cake is respectively ₹ 2.5, ₹ 3 , ₹ 1.5 and ₹ 1. The demands for these cakes are $$20 \%, 5 \%, 10 \%, 50 \%$$ and respectively, then the expected profit per cake is
4
MHT CET 2021 21th September Morning Shift
MCQ (Single Correct Answer)
+2
-0
For two data sets each of size 5 , the variance are given to be 4 and 5 and the corresponding means are given to be 2 and 4 respectively. The variance of the combined data set is
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Chemistry
Physical Chemistry
Some Basic Concepts of Chemistry Atomic Structure States of Matter Thermodynamics Chemical Equilibrium Ionic Equilibrium Liquid Solution Redox Reactions Surface Chemistry Solid State Electrochemistry Chemical Kinetics Nuclear Chemistry
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Modern Physics