Display the data in a contingency table

Assignment Help Basic Statistics
Reference no: EM131405651

Students in a class were asked whether they preferred an in-class or a take-home final exam and were then categorized as to whether or not they had received an A on the in class midterm. Of the 25 A students, 10 preferred a take home exam, while of the 50 non-A students, 30 preferred a take-home exam.

a. Display the data in a contingency table.

b. In the relationship between grade on the midterm and opinion about type of final, which variable is the response variable and which is the explanatory variable?

c. Determine an appropriate set of conditional percentages for determining whether there is a relationship between grade on the midterm and opinion about the type of final. Based on these percentages, does it appear that there is a relationship? Why or why not?

Reference no: EM131405651

Questions Cloud

Macroeconomic data for two nations : The table below presents macroeconomic data for two nations: Raljon and Kabukistan.
Assess how branding has increased in the last few decades : Assess how branding has increased in the last few decades. Think of a brand; analyze how the organization developed its brand equity. Assess the influence of branding on an organization's IMC.
What percentage had coronary heart disease : Construct a contingency table for the relationship between degree of anger and the incidence of heart disease.- Among those with no anger symptoms, what percentage had coronary heart disease?
What is the size of the labor force : A country with a civilian population of 100,000 (all over age 16) has 80,000 employed and 10,000 unemployed persons. Of the unemployed, 2,000 are frictionally unemployed and another 4,000 are structurally unemployed. On the basis of this data, an..
Display the data in a contingency table : In the relationship between grade on the midterm and opinion about type of final, which variable is the response variable and which is the explanatory variable?
Foreign direct investment : Foreign Direct Investment How would a Foreign Direct Investment (FDI) cause an increase in Growth in Developing Countries (GDP)?
Explain the connection to the war on drugs : In less than 100 words explain what you believe is the single greatest obstacle to ending global slavery: In less than 100 words explain the connection (as you see it) to the war on drugs and a possible war on slavery
What is discriminatory pricing : What is dynamic pricing? What is discriminatory pricing? What is the differenc between the two?
Ranges of aggregate supply curve : A: Discuss the 3 ranges of aggregate supply curve. B: Explain the factors that shifts aggregate supply curve.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Confidence interval-sample size-population proportion

Describe the population of interest and calculate the numerical value of the statistic that that the EPA will use to estimate p. Construct a 95% confidence interval for the proportion of Americans who live in neighborhoods with acceptable levels of ..

  Represent the two-way interaction anova model

We assign 12 students randomly to each of the four possible cells in the design and obtain a score for each subject on the same 50 point test at the end of the semester.

  Hypothesis test using the critical value approach

Develop appropriate hypotheses such that rejection of H0 will support the researcher's contention and repeat the preceding hypothesis test using the critical value approach.

  Probability that the machine will overflow

Estimate the probability that the machine will overflow an 8 oz cup.

  Probability computation for binomial distribution

A Myrtle Beach resort hotel has 120 rooms. In the spring months, hotel room occupancy is approximately 75%. What is the probability that at least half of the rooms are occupied on a given day?

  Report perceived wrongdoing of a corporation

Refer to Exercise 9.19 (p. 487), in which the extent of retaliation against whistle blowers was investigated. Since salary is a reasonably good indicator of a person's power within an organization, the data of Exercise 9.19 can be used to inve..

  Mean waiting times in the four locations

At the 0.05 level of significance, is there evidence of a difference in the mean waiting times in the four locations? State your null and alternative hypotheses. (Note: while the small sample size could justify use of the non- parametric Kruskal-W..

  Student query-algebra word problems

There were 1000 more students at the soccer game than nonstudents. Student tickets were $8.50 and nonstudents were $13.25. If the total revenue for the game was $75,925, then how many tickets of each type were sold?

  Which investment strategy has the highest expected yield

You are choosing between the following investment strategies: Invest $200 in stock A. Stock A costs $20 per share. Expected yield per share of stock A is $2, and the variance of yield per share is 9 ($-squared). Which investment strategy has the hi..

  How concept of behavioral variability relates

Discuss how the concept of behavioral variability relates to the research questions that interest behavioral researchers.

  Confidence interval for time spent on computer terminals

In order to estimate the average time spent on the computer terminals per student at a local university, data were collected for a sample of 81 business students over a one week period.

  Question regarding the central limit theorem

Suppose you are given a worksheet with 25 samples drawn (n = 20) from a continuous uniform distribution for x defined between 0 and 20.

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