Identify kind of graph used to show distribution of scores

Assignment Help Basic Statistics
Reference no: EM13112540

1. Survey given to the sample of 200 college students contained questions about following variables. For each variable, identify the kind of graph that should be used to display the distribution of scores (histogram, polygon, or bar graph).
a) number of pizzas consumed during the previous week
b) size of T-shirt worn (S, M.L, XL)
c) gender (male/female)
d) grade point average for the previous semester
e) college class (freshman, sophomore, junior, senior)

2. Under what circumstances should you use a grouped frequency distribution instead of a regular frequency distribution?

 

Reference no: EM13112540

Questions Cloud

Calculating the abundance : Zinc has two isotopes. Zn-64 has an atomic mass of 63.9292amu and Zn-72 has an atomic mass of 71.9278amu. Its average atomic mass is 65.38amu. Calculate the abundance, in percent, of Zn-64.
What is the weak d phenotype of this patient : Should the patient receive Rh-positive or Rh-negative cell units for transfusion?
Material on economic indicators in the webliography : Select 6-10 indicators that are of particular relevance to your firm and explain why. Next, outline a strategy for how the firm should respond to the information provided by the economic indicators with the goal of maximizing revenues in the years..
Illustrate what is the lowest income among the richest : normally distributed with new equal to rupees 15000 and standard deviation equal to 1000. Illustrate what is the lowest income among the richest 250 persons?
Identify kind of graph used to show distribution of scores : For each variable, identify the kind of graph that should be used to display the distribution of scores (histogram, polygon, or bar graph).
Identify the spectator ion in reaction : Write the balanced net ionic equations for the reactions that occur in each of the given cases as. Cr2(SO4)3(aq) + 3(NH4)2CO3 (aq) = Cr2(CO3)3 ( s) + 3(NH4)2SO4 ( aq).
Illustrate what types of leaders in terms of personality : Illustrate what types of leaders, in terms of personality traits and behavioural tendencies, would most likely be good mentors?
Find confidence interval for population mean-annual growth : Find a 90% confidence interval for the population mean of annual growth (of those trees with an initial size of 2.41-2.60 centimeters).
What is the opportunity cost of a pot holder : Who has a comparative advantage in the production of wristbands and for Kristen and for Anna, what is the opportunity cost of a pot holder? Who has a comparative advantage in the production of pot holders? Explain your answer.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Confidence interval with a margin for error

How large a sample size will need to be selected if we wish to have a 99% confidence interval with a margin for error of .10 oz?

  Expected value of frequency

You're a risk manager of ABC company and you are reevaulating your insurance contract. Your insurer has informed you that the expected value of frequency per month for ABC is 2.43.

  Results support the psychologists theory

Utilizing the .05 level, do the results support the psychologists' theory. Elucidate your answer to somebody whom has never had a course in statistics.

  Probability calculation-titanic mortality data

In this the anniversary of the sinking of the Titanic, it is interesting to look at the distribution of those who survived, and those who died. The table below describes the number of men, women and children who were passengers on the Titanic.

  Finding mean-variance by creating probability distribution

Use frequency distribution to create a probability distribution, determine the (b) mean,(c) variance and (d) standard deviation of probability distribution and (e) interpret results in context of real life situation.

  Determine measures of central tendency

Compute the mean, median, and mode. Which of these measures of central tendency do you think most accurately describes the lifestyle variable you are looking at?

  Hypothesis testing-one-tailed test

A rental agent claims that the mean monthly rent,u, for apartments on the east side of town is less than$725 . A random sample of 13 monthly rents for apartments on the east side has a mean of$714

  Equation for the regression line for the data

Find the equation for the regression line for the data, and predict the final grade of a student who misses 3.5 days.

  Confidence interval-sample size determination

Families USA, a monthly magazine that discusses issues related to health and health costs, surveyed 20 of its subscribers. It found that the annual health insurance premiums for a family with coverage through an employer averaged $10,979.

  Confidence interval to estimate sample size

General Motors pays for employee education. The HR director would like to conduct a study on the average GPA of employees who have used this benefit to complete their degrees using a sample of education records over the past 10 years.

  Cost breakdown for the four manufacturers

After careful analysis, East West has determined the following cost breakdown for the four manufacturers (in $1,000's) based on whether or not the trade bill passes:

  Determine mean and variance

A commuter travels many miles to work each morning. She has timed this trip 5 times throughout the last month. The time (in minutes) required to make this trip was 44, 39, 41, 35, and 41.

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