Making an estimation of the standard deviation

Assignment Help Basic Statistics
Reference no: EM1396587

For the following population of N=10 scores

14,6,8,3,9,12,1,6

a) Sketch a histogram showing the population distribution

b) Locate value of the population mean in your sketch and make an estimate of the standard deviation

c) Compute sum of square (SS), variance, and standard deviation for the sample.

Reference no: EM1396587

Questions Cloud

Explain how share of consumer income impacts elasticity : Explain how the share of consumer income impacts elasticity of demand. Question: Elucidate how a price changes in a low-cost item impacts demand versus a price change in a high-cost item.
Why horizontal gene transfer important evolutionary process : The researchers concluded that at some time in the past, a slug ate algal cells and their DNA was somehow incorporated into the slug's DNA. This process is called horizontal gene transfer and may have happened numerous time in many different speci..
Would the result have been different : Suppose which Fitl also Strek had comprised in their deal a clause requiring Fitl to give notice of any defect in the card within "7 days to 1 month" of its receipt. Would the result have been different? Explain why or explain why not?
Determine the coefficient of determination : Determine the regression equation. Determine the coefficient of determination. Do you think Mr. Profit should be satisfied with using the size of the offering as the independent variable?
Making an estimation of the standard deviation : Locate value of the population mean in your sketch and make an estimate of the standard deviation
Vick surrendered it to kidd when confronted with proof : Vick bought a used boat from Ocean Marina which disclaimed "any also all warranties." Ocean was unaware the boat had been stolen from Kidd. Vick surrendered it to Kidd when confronted with proof of the theft. Vick sued Ocean. Who prevails?
How systolic blood pressure changes over time untreated : The objective of the study is to assess how systolic blood pressure changes over time untreated. Systolic blood pressures are measured at baseline and again 4 weeks later Is there a statistically significant difference in blood pressures over time..
Testing of regression coefficient : In a multiple regression equation two independent variables are considered, and the sample size is 25. The regression coefficients and the standard errors are as follows.
Illustrate what is the general requirement in order for lost : Based on the Alabama Supreme Court case discussed in the text involving the lost profits in connection with a grocery store, illustrate what is the general requirement in order for lost profits to be awarded in a breach of contract case?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Least square regression model scatter diagram

Find the equation of least -squares line and plot the line on the scatter diagram of part (a)

  Relevance of pearson

What is the relevance of Pearson's r? What does it tell you about the correlation between variables? What is one example of a null hypothesis and the research hypothesis that goes with it?

  Regression model

Multiple choice questions based on multiple regression - Find the coefficient of determination for the above model

  Example of a misleading correlation

Define correlation. Then give an example of a misleading correlation and an example of a meaningful correlation. With this describe the relationship between correlation and causation.

  Historical grade distribution

Dr Johnson wants to know if there is sufficient evidence to conclude that the grade distribution of his class is different than the historical grade distribution. Use a =.05 and .01 and perform a goodness of fit test.

  Test the claim of the brewery about the mean volume

Test the claim of the brewery about the mean volume equal to 32 oz. at the 0.05 significance level. It's your choice whether to use z or t.

  Data in the scatterplot

The data in the scatterplot below are an individual's weight and the time it takes (in seconds) on a treadmill to raise his or her pulse rate to 140 beats per minute. The o's correspond to females and the +'s to males.

  Probability of a fatal accident

What is the probability of a fatal accident over a lifetime?

  Dispersion for choices between groups

You've administered a standardized test of manual dexterity to two groups of 10 semi skilled workers. One of these two groups of workers will be employed by you to work in a warehouse with many fragile items.

  Determining probability that student is woman in class

A class has 13 women and 18 men. If student if selected randomly, determine the probability student is a woman?

  Explain the relationship between the hours

Interpret a scatter diagram - Explain the relationship between the hours each student of a school spends in after school jobs each week and their grade average.

  Mean absolute percent error

An electronic test equipment manufacturing company markets a certain piece of specialty equipment. The company has several competitors who currently market similar pieces of equipment.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd