Statistics Solutions

This Application is beneficial for students of statistics as well as for statistics teachers, lecturers, Professors and for Professionals.In this application, We have added all statistics formulas with notes and instructions.The user will select their desire formula and will just enter the values and then with in seconds he/she will find the result or solution of the formula. This application consist of three sections which are Beginner ,Intermediate and Expert level.Here is a little description of some formulas which we have use in this application.

Beginner part consist the following Formulas.
1)Arithmetic Mean
2)Arithmetic Mean for group data
3)Geometric Mean
4)Geometric Mean for group data
5)Harmonic Mean
6)Harmonic Mean for group data
7)Arithmetic Median
8)Mode
9)Range
10)Standard Deviation
11)Variance

•Weighted Aggregative price index number

12)Laspeyres price index
13)Paasche price index
14)Marshal-Edgeworth Price index
15)Fishers Ideal index
16)Walsh index

•Weighted Aggregative price index number

17)Laspeyres price index
18)Paasche price index
19)Palgrave index number

Intermediate part consist the following Formulas:-

1)Single event probability
2)Multiple event probability
3)Permutation and Combination
4)Discreet Probability Distribution
5)Binomial Distribution
6)Negative Binomial Distribution
7)Hypergeometric Distribution
8)Cumulative Hypergeometric Distribution
9)Poission Distribution
10)Multinomial Distribution
11)Continuouse Probability Distribution
12)Uniform Distribution
13)Exponential Distribution
14)Gamma Distribution
15)Gamma Function
16)Beta Distribution
17)Beta Function
18)Standard Normal Distribution
19)PDF of Normal Distribution
20)Z-table.

Expert part consist the following Formulas.

Statistical Inference : Estimation
1)What is Estimation
2)Estimate and Estimator
3)Point Estimation
4)Normal population when α known
5)Non-normal population when α is known
6)Confidence Interval for difference of Means

Hypothesis Testing
1) Null and Alternative Hypothesis
2)Simple and Composite Hypothesis
3)Test Statistics
4)Acceptence and Rejection region
5)Type-1 and Type-2 Error
6)The significance level
7)Z-test: Normal population when α is known
8)Z-test: Normal population when α is unknown

*Survey Sampling *Probability

Random sample
1)Simple random sample
2)Stratified random sample
3)Systemetic random sample
4)Clustor sample
5)Multistage sample
6)Multiphase sample
7)Sequential sample

Non Probability random sample
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