Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

1. What are the different methods of collecting Primary data? Which of these is most reliable and why?

2. The frequency distribution of weight in grams of mangoes of a given variety is given below. Compute Arithmetic Mean and Median.
Weight in grams         410-419        420-429       430-439       440-449     450-459    460-469    470-479
Number of mangoes       14                20                  42               54             45              18            7

3. What do you understand by Statistics? Describe its Scope.

4. Compute the Mean and Standard Deviation for the following data:

Value                 90-99      80-89    70-79      60-69    50-59    40-49   30-39
Frequency            2              12          22           20       14          4            1

5. What do you understand by tabulation? Describe the purpose of tabulation. What precautions would you take in tabulating statistical data?

6. What do you understand by Regression? Describe the different properties of Regression.

7. Given table gives the Index number of Security prices of joint stock

Company pertaining to shares and debentures:

Share Price Index               73.2        85.8     78.9     75.8         77.2         81.2         93.8 
Debenture Price Index        97.8        99.2      98.8     98.3         98.3         96.7         97.1

Find Rank Correlation coefficient.

8. Fit a straight line trend and find out the trend values for the output of sugar. Also compute the sugar output for 2009.

Year                             2002        2003        2004     2005       2006      2007       2008
Output (‘000 bags)         90            100         104         88         98         106        110

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M99447

Have any Question? 


Related Questions in Statistics and Probability

1 all successful empires share certain characteristics what

1. All successful empires share certain characteristics. What are these characteristics and how do they relate to the rise of the Muslim empires? Put Islam in its historical context and explain how the Umayyad and Abbasi ...

Name two or three competitors that compete most directly

Name two or three competitors that compete most directly for the same resources and customers that you need to perform well as an organization (or other government agencies or non-profits that compete for similar donors ...

Describe the following game with incomplete information as

Describe the following game with incomplete information as an extensive-form game. There are two players N = {I, II}. Each player has three types, TI = {I 1 , I 2 , I 3 } and TII = {II 1 , II 2 , II 3 }, with common prio ...

Identify a business related management problem translate

Identify a business related management problem translate the management problem into a hypothesis assumption accurately state the null hypothesis and alternative hypothesis.

1 consider the circumstances under which a

1. Consider the circumstances under which a repeated-measures experimental research design, rather than a between-participants experimental design, might be more or less appropriate. 2. Explain what counterbalancing refe ...

Your assignment this week is to describe structural

Your assignment this week is to describe structural equation modeling in which you include: (a) a comparison of the first and second generation models of structural equation modeling and their related major assumptions, ...

You are at a magic show the magician has a coin and you as

You are at a magic show. The magician has a coin and you, as a member of the audience, do not know whether the coin has heads on both sides or heads on one side and tails on the other. The null hypothesis is that the coi ...

The average batter life of the iphone 4s is reported to be

The average batter life of the iPhone 4S is reported to be 6.0 hours by Apple. Assume that the population standard deviation for the better life for this cell phone is 30 minutes. A random sample of 50 iPhones had an ave ...

In pre election a candidate receives 330 out of 650 votes

In pre election , a candidate receives 330 out of 650 votes. Assuming that the people polled represents a random sample of voting population, test the claim that a majority of voters supports the candidate. Use a signifi ...

A statisticsnbspinstructor at a large western university

A statistics instructor at a large western university would like to examine the relationship (if any) between the number of optional homework problems students do during the semester and their final course grade. She ran ...

  • 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

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro