Construct a stem-and-leaf display

Assignment Help Basic Statistics
Reference no: EM13866996

Question 1. The weights (in grams) and humerus lengths (in inches) of 35 male house sparrows that survived and 24 that perished from a severe winter storm were recorded. The data file is provided separately.

a) Describe the individuals and the variables in this study. Specify the quantitative and the categorical variables?

b) Construct a stem-and-leaf display (or stemplot) of the distribution of the humerus lengths of the 59 male house sparrows.

c) Describe the shape, center, and spread of the distribution of humerus lengths. Identify any suspected outliers.

d) Make back-to-back stemplots of the humerus lengths for the male house sparrows that survived and those that perished. Write a brief comparison of the two distributions.

Question 2. How do cigarette excise taxes per 20-pack (in dollars) vary from state to state? The data set of the 2011 cigarette taxes for the 50 states, the District of Columbia, Guam, Puerto Rico, and Northern Marianas Islands is provided separately.

a) Make a histogram of the data.

b) Describe the distribution of the cigarette excise tax in the 54 states o regions. Use percentages to enrich your description. Identify the outlying regions, if any. Say something about cigarette taxes in your native and/or adopted state or region.

c) Look at the map of the 2011 state cigarette excise tax in
https://www.ncsl.org/issues-research/health/2011-state-cigarette-excise-taxes.aspx

Are there regions of the country where cigarette taxes are higher or lower?

Reference no: EM13866996

Questions Cloud

Discuss about the sample selection procedure and framework : Discuss about the data collection or requirements gathering methods that will be used to conduct the research. Discuss about the sample selection procedure and the sampling framework (if necessary).
Discuss problems encountered by the pcaob : In this chapter we discuss problems encountered by the PCAOB in gaining access to inspect work papers of audits by U.S. international accounting firms of Chinese companies.
Write an essay about al-hazm storm : Write an essay about Al-Hazm Storm
Evaluate the coefficient of determination : In a multiple regression analysis involving 10 independent variables and 81 observations, SST = 120 and SSE = 42. The coefficient of determination - The life expectancy of a rat that was given three units of protein daily.
Construct a stem-and-leaf display : Describe the individuals and the variables in this study. Specify the quantitative and the categorical variables -
Cost of goods sold from its income statement : Given the following information, convert Cardinal Company's cost of goods sold from its income statement into payments to suppliers for its statement of cash flows.
Read the fact pattern carefully and apply the law : Read the fact pattern carefully and apply the law to the facts. ANALYZE thoroughly so I know you understand the law and how it applies to the fact pattern and explain why did you come to the conclusion you did. Use an IRAC format to answer the questi..
Which of the various accounting decisions : Evaluate the accounting issues discussed in the case from the perspective of Schilit financial shenanigans.Which of the various accounting decisions made by Vivendi through Messier and Hannezo can be categorized as one of the shenanigans?
Analyze the reading and discuss its main points : Analyze the reading and discuss its main points- Reading - Horizons of the Sacred Mexican Traditions in U.S. Catholicism Edited by TIMOTHY MATOVINA and GARY RIEBE-ESTRELLA, SVD

Reviews

Write a Review

Basic Statistics Questions & Answers

  Assume it costs 50 per student for the administrators to

administrators at a university will charge students 158 to attend a seminar. it costs 2160 to reserve a room

  Evaluate the standard error for the sample

The standard deviation of grade points was 0.65 and the mean was 2.89. The standard error for the sample was

  New program are significantly different from freshman class

Can the college conclude that the students in the new program are significantly different from the freshman class? Use a two-tailed test with an alpha level of .05?

  Estimating-population mean difference

Make a point estimate of the population mean difference in endurance after taking the herbs. Make a 95% confidence interval estimate of the population mean difference.

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Was the incidence of cancer greater in des users

Unexposed women comprising a contro group. at the 0.01 level of significance, was the incidence of cancer greater in the DES users?

  Determining the proper interpretation of interval

1) We are 99% confident that the proportion of patients surveyed that have experienced a reduction in symptoms is between 0.2112 and 0.6638. 2) We are certain that 99% of patients will be between 0.2112 and 0.6638. 3) We cannot determine the proper..

  Discuss the advantages of applying the pert system for

program evaluation review technique pert has definitely taken over as the leading approach to planning scheduling and

  After treatment for 5 days with the new compound or placebo

data are collected in a clinical trial evaluating a new compound designed to improve wound healing in trauma patients.

  An investigator measuring various characteristics of a

an investigator measuring various characteristics of a large group of athletes found that the correlation between the

  What is the probability that dick ans sally will both hit

Dick hits a bull's eye 90% of the time and sally hits a bull's eye 95% of the time. What is the probability that either one or both will hit the bull's eye if each takes one shot? What is the probability that dick ans sally will both hit the bu..

  How would you go about selecting a particular level of

how would you go about selecting a particular level of significance icircplusmn to conduct a hypothesis test? provide

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