When |r|<1, a and T_ n are given, write the series formula. - Vidyadip

Question

When $|r|<1$, a and $T_{n}$ are given, write the series formula.

✓

Answer

For $|r|<1, S_{n}=\frac{a-r T_{n}}{1-r}$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "1 Marks Each" from Geometric progression→Geometric progression — all question types→Statistics STD 11 Commerce question papers→Gujarat Board STD 11 Commerce question papers→Gujarat Board question paper generator→

Similar questions

State the methods of collecting data by questionnaire.

Write the formula for the measure of dispersion suitable for an open ended frequency distribution.

What is the characteristic of the best table to represent qualitative data?

The mean of 8 observations is $24.2$ If - $1.2$ is added to each observation, find the new mean.

When and which statistician had prepared first the random numbers tables?

"The coefficient of range of weights of $100$ persons is $0.85 \ kg$." Check the validity of this statement.

If $T_{n}=3^{n-1}$, find the value of $T_{1}+T_{2}$.

What is coefficient of variance?

A sampling plan that selects units from a population at uniform intervals in time value or position is called stratified sampling.

State the usual form of primary data.