Question
For a Binomial distribution, mean: variance $=3: 2$. Find the probability of success.

Answer

$\frac{1}{3}$

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

Similar questions

If two balanced coins are tossed, then find the probability of $(1)$ getting one head and one tail and $(2)$ getting at least one head.
The following information is obtained to study the relationship between average rainfall $($in $cm.)$ and the yield of maize $($in quintal per hectare$)$ in different taluka of Gujarat :
Particulars Rainfall $(cm)$ Yicld of Maize $($Quintal per hectare$)$
Mean $30$ $500$
variance $25$ $10,000$
Correlation coefficient $= 0.80$
Estimate the yield of maize when the rainfall is $70\ cm$.OR Obtain the regression line of $Y$ on $X$ from the following data and estimate $Y$ for $X=30 . n=10, \sum x=250, \sum y=300, \sum x y=7900, \sum x^2=6500$
The mean of a normal variable $X$ is $35 .$ If $P(x \leq 24.5)=0.0668$, find the variance of the variable.
For two events $A$ and $B$ in the sample space of a random experiment $P\left(A^{\prime}\right)=0.3, P(B)=0.6$ and $P(A \cup B)=0.83$. Find $P\left(A \cap B^{\prime}\right)$ and $P\left(A^{\prime} \cap B\right)$.
Obtain the linear equation for trend for a Time Series with$n=8, \sum y=344, \quad \sum t y=1342 \text {. }$
state the properties of bionomil distribution.
A factory has received an order to prepare $50,000$ units of an item in a certain time period. The probability of completing this work in the given time is $0.75$ and the probability that the workers will not declare strike during that time period is $0.8.$ The probability that this work will be completed during the given period and the workers will not declare strike is $0.7.$ Find the probability that
$(1)$ The work will be completed as per schedule under the condition that the workers have not declared strike.
$(2)$ Find the probability that the workers do not declare strike in the given period knowing that the work is completed as per schedule.
For a bivariate data, $b_{y z}=1.17 ; S_{x}^{2}: S_{y}^{2}=9: 81$ find $R^{2}$.
The following information is obtained while studying the relation between the carpet area $($square meter$)$ and the monthly rent $($thousand $₹)$ in a city. Obtain the regression line of the monthly rent on the carpet area.
$n=50, \Sigma x=650, \Sigma y=750, \Sigma x y=10000, \Sigma x^2=8800$ and $\Sigma y^2=11000$
The chain base index numbers obtained for food items from the year 2018-19 to 2023-24 are as follows. Compute the fixed base index numbers. [Take 2017-18 as base year]
Year2018 - 192019 - 202020 - 212021 - 222022 - 232023 - 24
Index number of food items110112109108105111