Ask Question, Ask an Expert


Ask Statistics and Probability Expert

problem 1) prepare down the merits of Arithmetic Average?

problem 2) Briefly describe different measures of skewness.

problem 3) prepare down different types of correlation.

problem 4) What are the properties of Regression Co-efficient?

problem 5) List the uses of Time Series Analysis.

problem 6) prepare down a general form of matrix.

problem 7) What are the major features of input-output analysis?

problem 8) Describe the basic concepts of Game Theory.

problem 9) Compute Karl Pearson’s Co-efficient of Correlation.

x:    100    86    91    108    111    112    105    87
y:    98    108    104    98    94    90    100    108

problem 10) Fit a straight line trend by the method of least squares to the following data.

Year:     1961    1962    1963    1964    1965    1966    1967    1968
Sales:    107       110      114     112      115      113      118     115

problem 12) Solve the following linear programming problem by simplex method.

         Maximise = z = 2x1 + x2

          Subject to         x1 + 4x3 < 24
                                   x1 + 2x2 < 14
                                   2x1 – x2 < 8
                                   x1 – x2 < 3
                                   x1, x2 < 0
problem 13) Compute mean, median and mode from the given data

Marks:                   5     10    15    20    25    30    35    40    45    50

No. of Students:    20    43    75    76    72    45    39    9      8      6

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M97369

Have any Question? 

Related Questions in Statistics and Probability

Suppose iq scores were obtained from randomly selected

Suppose IQ scores were obtained from randomly selected siblings. For 20 such pairs of people, the linear correlation coefficient is 0.871 and the equation of the regression line is Modifying Above y with caret equals 18. ...

Question 1assignment personality inherited or

QUESTION # 1 Assignment Personality: Inherited or Determined? PLEASE PROVIDE REFERENCES. Details: Psychologists have often asked themselves, which is the main factor that determines personality: is personality geneticall ...

1 suppose that the distance of fly balls hit to the

1. Suppose that the distance of fly balls hit to the outfield (in baseball) is normally distributed with a mean of 250 feet and a standard deviation of 50 feet. We randomly sample 49 fly balls. a. If X ¯ = average distan ...

Consider a poisson counting process with arrival rate

Consider a Poisson counting process with arrival rate λ Suppose it is observed that there have been exactly arrivals in   be the times of those arrivals.    be the order statistics associated with the X   Show that the j ...

The data set you need to do the assignment can be found on

The data set you need to do the assignment can be found on Blackboard in the folder "Assignments and due dates" and in the spreadsheet "Data for Assignment 2". This is a group assignment and you can submit the work in gr ...

Suppose x is a rician random variable with a pdf given

Suppose X is a Rician random variable with a PDF given by Derive an expression for Note that this is not quite the moment-generating function, but it can be used in a similar way.

Letnbspnbspnbspbe a random process where

Let     be a random process, where A n  and    is the Kronecker delta function. This process is sometimes used as a model for random noise. (a) Find the time-varying autocorrelation function  (c) Find the PSD of this pro ...

Find the psd of the processexercise let wnnbspbe an iid

Find the PSD of the process. Exercise Let W n  be an IID sequence of zero-mean Gaussian random variables with variance    Define a discrete-time random process   where   is a constant. (a) Find the mean function  (b) Fin ...

Suppose a zero-mean gaussian random processxt has a psd

Suppose a zero-mean Gaussian random process,X(t) , has a PSD given by  We desire to simulate a 5-ms segment of this process sampled at a rate of 2 kHz. Therefore, 10 samples will need to be created in our simulation. We ...

What is the difference between failing to reject the null

What is the difference between failing to reject the null hypothesis and having evidence to support the alternative hypothesis?

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

A cola-dispensing machine is set to dispense 9 ounces of

A cola-dispensing machine is set to dispense 9 ounces of cola per cup, with a standard deviation of 1.0 ounce. The manuf

What is marketingbullwhat is marketing think back to your

What is Marketing? • "What is marketing"? Think back to your impressions before you started this class versus how you

Question -your client david smith runs a small it

QUESTION - Your client, David Smith runs a small IT consulting business specialising in computer software and techno

Inspection of a random sample of 22 aircraft showed that 15

Inspection of a random sample of 22 aircraft showed that 15 needed repairs to fix a wiring problem that might compromise

Effective hrmquestionhow can an effective hrm system help

Effective HRM Question How can an effective HRM system help facilitate the achievement of an organization's strate