This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A sample of 150 individuals (males and females) was surveyed, and the individuals were asked to ... (Read 79 times)

redpassion

  • Full Member
  • ***
  • Posts: 151
on: Mar 25, 2023

Question 1

A poll was taken this year asking college students if they considered themselves overweight.   A similar poll was taken five years ago. Results are summarized below.  Has the proportion increased significantly?  Let α = 0.05.

 

Sample Size

Number Considered Themselves Overweight

Present Sample

300

150

Previous sample

275

121



Question 2

A sample of 150 individuals (males and females) was surveyed, and the individuals were asked to indicate their yearly incomes. Their incomes were categorized as follows.

Category 1$20,000up to$40,000
Category 2$40,000up to$60,000
Category 3$60,000up to$80,000


The results of the survey are shown below.

Income Category

Male

Female

Category 1

10

30

Category 2

35

15

Category 3

15

45


We want to determine if yearly income is independent of gender.

a.Compute the test statistic.
b.Using the p-value approach, test to determine if yearly income is independent of gender.

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by redpassion on Mar 25, 2023

dude123

  • Full Member
  • ***
  • Posts: 171
Reply #1 on: Mar 25, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly


redpassion

  • Member
  • Posts: 151
Reply 2 on: Mar 25, 2023
:D TYSM

cam1229

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Both individuals and organizations do impression management, trying to communicate messages about ... Both individuals and organizations do impression management, trying to communicate messages about ...
Sample prescriptions of antibiotics for prophylaxis against infective endocarditis. Sample prescriptions of antibiotics for prophylaxis against infective endocarditis.
A random sample of 87 airline pilots recruited by an airline service had an average yearly ... A random sample of 87 airline pilots recruited by an airline service had an average yearly ...
Sample Inclusion for Various s Sample Inclusion for Various s
Sources of Variation in Traits Among Individuals of a Species Sources of Variation in Traits Among Individuals of a Species
Video: Allergic Rhinitis

For a complete list of videos, visit our video library