Question

Please help with all the questions thanks a head of time!

3. What proportion of workers who say they have slept on 1. (1 point) A glass jar contains 5 red, 3 blue and 2 green the job are government professionals? jelly beans. 3. (1 point) Zap Media is a major video distributor that pur chases blank DVDs from two sources: Media Makers, which 1. 1. IfI randomly select one jelly bean from the jar, what is the chance it is a blue jelly bean? provides 64 Not Defective Defective A. 0.2 B. 0.3 Total Media Makers D. 0.5 Disk Supply 2. If I randomly select one jelly bean from the jar, rank the Total 10000 following from least likely to most likely ?1. Choosing a red jelly bean ?2. Choosing a purple jelly bean 2B. Choosing a green jelly bean ?4. Choosing any color jelly bean Media do they expect to be defective? bility it was made by Media Makers? chance it was made by Disk Supply?- a. What percentage of the blank DVDs purchased by Zap b. If we know a blank DVD is defective, what is the proba- c. If we know a blank DVD is not defective, what is the 2. (1 point) According to an online survey, more than half 4. (1 point) It is estimated that approximately 8.1 of IT workers say they have fallen asleep at work. Sixty-four percent of government workers admitted to falling asleep on the job. Consider the following contingency table that is representa tive of the survey results. Round answers to four decimal places. Sleep IT Professional Government Professional Total Use this information and a theoretical group of 10,000 Amer- icans to construct a table for this testing scenario. Round all answers and results to four decimal places. es 132 210 Test Positive Test Negative Total 342 Have Diabetes Do not have Diabetes Total 119 119 238 Total 580 10,000 What percentage of Americans who test positive for diabetes What percentage of Americans who test negative for diabetes What percentage of Americans who test positive will not 251 329 would we expect to actually have the disease? would we expect to actually have the disease? have the disease? 1. What proportion of surveyed workers are IT profession als? 2. What proportion of IT professionals say they have slept on the job?

Answer 1

(R) Red beans ,- 1 0 ncB) n T) 20103