## #titletime series, Basic Statistics

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importance of time series in statistics

#### Central tendency, explain the graphical method of measure of central tenden...

explain the graphical method of measure of central tendency.

#### Absorption costing and marginal costing, 2. From the following cost, produc...

2. From the following cost, production and sales data of Decors Motor Ltd., prepare comparative income statement for three years under (i) absorption costing method, and (ii) margi

#### reading and display data-affine relation, We start reading and display the...

We start reading and display the data: library (UsingR) data(galileo) g2=galileo\$init.h-500 gl=galileo\$h.d par(bg='cornsilk') plot(gl,g2,pch=20,col="red",cex=2,yl

#### Systematic sampling, Where an element of randomness is introduce by suing r...

Where an element of randomness is introduce by suing random numbers to pick up the unit with which to start this process of sampling is known as systematic sampling.

#### Measures of variability, what is measures of variability?

what is measures of variability?

#### Quartile deviation, find quartile deviation from the student test marks of ...

find quartile deviation from the student test marks of your own

#### What is the probability, Suppose the entire cola industry produces only two...

Suppose the entire cola industry produces only two colas viz., Pepsi and Coke.  Given that a person last purchased Pepsi, there is 90% that his next purchase will be Pepsi.  Given

#### Mathematical theory in otc, All parts should be answered as briefly as poss...

All parts should be answered as briefly as possible (quality not quantity!). A few sentences will suffice. Just get your opinions across succinctly. Unnecessarily long answers will

#### Pivot table, The Pivot table is as below: Values ...

The Pivot table is as below: Values Row Labels Sum of ID Sum of Risk Level A 69

#### General linear regression model, find the variance of least square estimato...

find the variance of least square estimator beta hat for general linear regression model when k=2 in matrix form?