1.40 Continuous or Discrete? Identify eachvariable as continuous or discrete:EXa. Number of homicides in Detroit during a one-monthperiodb. Length of time between arrivals at an outpatientclinicc. Number of typing errors on a page of manuscriptd. Number of defective lightbulbs in a packagecontaining four bulbse. Time required to finish an examination

Discrete and continuous random variable: If the variable is countable (or, integer value), then it…

Answered: 1.40 Continuous or Discrete? Identify…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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3. 128R LA= SA =
Which of the following is not a good interpretation of a seasonal index of 1.26 for fall quarter sales? O a. Fall quarter sales are 26 perbent higher than the annual average. O b. Fall quarter sales represents 1.26 times the annual average. O c. Fall quarter sales represents an increase of 26 percent over last year's annual average. O d. Fall quarter sales average 126 percent of annual sales.
3014 4. Find: a. Mean b. Median c. Mode Years of Experience 1-4 5-8 9-12 13-16 17-20 21-24 25-28 Number of Employees 16 20 28 24 16 11 5
68 70 17 19 17 18 20 22 18 26 25 25 18 19 20 18 20 18 100 18 19 18 26 18 18 7. Mean = 8. Median = 9. Mode =
20
6. data are those that can be counted and assume only a countable number of values. A. Continuous C. Qualitative B. Variable D. Discrete
Question D. Give a 95% interval estimate of the number of fatal accidents per 1000 licenses in a city where 15% of the licensed drivers are under 21. Same data set as above.
1. A sales manager would like to see his sales representative’s unit sales per month. The secretary was told to keep a monthly record of the sales. The following are the data from the previous months (in ascending order): 5, 6, 8, 10, 10, 14, 15, 16, 16, 17, 17, 18, 19, 21, 21, 23, 26, 27, 28, 28, 28, 30, 38, 43. Compute for the median and mode. What is the range for the monthly sales?
Suppose a study of speeding violations and drivers who use cell phones produced the following fictional data: Speeding violation in thelast year No speeding violation in the last year Total Uses cell phone while driving 25 280 305 Does not use cell phone while driving 45 405 450 Total 70 685 755 Calculate P(Driver had no violation in the last year AND was a cell phone user). Round your answer to four decimal places.
3) Estimate the average number of years they stay at their current house for all citizens living in that area.
Which of the following data are measured at interval level? a. The ranking of all lecturers in your course after they have been designated as excellent, good, satisfactory, and poor b. The classification of a lecturer as excellent, good, satisfactory, or poor c. Last week's average temperature in degrees Celsius d. The number of bottles of milk a family drinks in a month e. The time required to test each vaccine in a laboratory
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1.40 Continuous or Discrete? Identify each variable as continuous or discrete: a. Number of homicides in Detroit during a one-month period b. Length of time between arrivals at an outpatient clinic c. Number of typing errors on a page of manuscript