Hello,

i am solving my previous papers short questions please any body help me out actually i am not 100% sure about my answers.

For 9 observations all consisting of 4, the following relation between A.M, G.M and H.M. will hold:.

1)A.M.>G.M.>H.M

2)A.M. <G.M. <H.M

3)A.M. =G.M. =H.M.

4)None of these

If p( AUB) =P (A ) +P( B), then A and B are:.

1)Mutually exclusive.

2)Dependent.

3)Independent.4)None of these

In which distribution the successive trials are without replacement:

1)Hypergeometric distribution

2)Binomial distribution

3)Continuous distribution

4)None of these

A ______ is a subset of a _________.

1)Sample, population

2)Population, sample

3)Statistic, parameter

4)Parameter, statistic

If false hypothesis is accepted, it is called :.

1)Level of significance

2)Type-I error

3)Type-II error

4)None of these

For testing of hypothesis about population proportion, we use:

1. Z-test

2. t-test

3. Chi-square test

4. None of these

The points of inflection in normal distribution are:.

1)µ-ó, µ+ó

2)µ-2ó, µ+2óxz

3)µ, ó

4)None of these

Which of the following cannot be considered as null hypothesis

(H0 ) ?

1)θ=θ0

2)θLESS THEN EQUAL TO θ0

3)θGREATHER THEN EQUALθ0

4)θ>θ0