A store has scooters in various sizes and colors. Their present stock is givenin the following table.smallmediumlargeTotalred20102555blue30154590black5403580Total5565105225If one scooter is selected at random, answer the following questions:a. What is the probability that is is blue?b. What is the probability that it is a small, black scooter?c. What is the probability that it is red, given that it is a medium scooter?d. Are the events "small scooter" and "red scooter" mutually exclusive?

The store has scooters in various sizes and colors. Their present stock is given in the following…

Answered: A store has scooters in various sizes…

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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United Airlines' flights from Denver to Dallas are on time 90 % of the time. Suppose 5 flights are randomly selected, and the number of on-time flights is recorded.Round answers to 4 decimal places.a. The probability that exactly 3 flights are on time is .b. The probability that at most 4 flights are on time is .c. The probability that at least 4 flights are on time is .
33% of all college students major in STEM (Science, Technology, Engineering, and Math). If 39 college students are randomly selected, find the probability thata. Exactly 13 of them major in STEM. b. At most 15 of them major in STEM. c. At least 11 of them major in STEM.
A box contains 3 red and 4 blue marbles. Two marbles are drawn one at a time, without replacement. Use a PROBABILITY TREE to answer the following questions. a. Find the probability that both marbles drawn are red. b. Find the probability that the first marble drawn was blue, given that the second was red.
In a class of students, the following data table summarizes the gender of the students and whether they have an A in the class. What is the probability that a student chosen randomly from the class is a female who has an A? Has an A Does not have an A Female Male 5 2 4 12
The table lists the drinking habits of a group of college students. If a student is chosen at random, find the probability of getting someone who is women or a heavy drinker. Sex Non-Drinker Regular drinker Heavy Drinker Total Man 135 55 5 195 Woman 187 21 7 215 Total 322 76 12 410 Group of answer choices 0.932 0.151 0.537 0.815
A recent survey by a market research company found that 56% of all US households have internet access. Answer the following as decimals rounded to three places. a. If five households are chosen at random, what is the probability that all five have internet access? Preview b. What is the probability that none of the five have internet access? Preview c. If five households are chosen, what is the probability that at least one household has internet access? Preview
The table below shows the soft drinks preferences of people in three age groups. If one of the 255 subjects is randomly selected, find the probability that the person is over 40 and drinks cola. Cola Root beer Lemon-lime Under 21 yrs of age 40 25 20 Between 21 and 40 35 20 30 Over 40 yrs of age 20 30 35
Frieda made the following two-way table about the color and size of the marbles in a bag. Blue Red Clear Total Small 21 17 32 70 Large 4 13 Total 25 19 39 83 What is the probability of selecting a small or blue marble? 0.843 0.301 0.253 0.892
The following table shows the distribution of murders by type of weapon for murder cases in a particular country over the past 12 years. Complete parts (a) through (e). (b) What is the probability that a randomly selected murder resulted from a rifle or shotgun? (Type a decimal rounded to three decimal places as needed.) P(rifle or shotgun) = Interpret this probability. Select the correct choice below and fill in the answer box to complete your choice. OA. If 1000 murders were randomly selected, exactly of them would have resulted from a rifle or shotgun. B. If 1000 murders were randomly selected, we would expect about of the to have resulted from a rifle or shoto (c) What is the probability that a randomly selected murder resulted from a handgun, rifle, or shotgun? P(handgun, rifle, or shotgun) = (Type a decimal rounded to three decimal places as needed.) Interpret this probability. Select the correct choice below and fill in the answer box to complete your choice. OA. If 1000 murders…
The following table lists the number of unicyclists in Corvallis, OR. by age group. Age Group Frequency <19 42 20-29 59 30-39 92 40-49 30 50-59 93 60-69 74 270 21 What is the probability that a randomly selected unicyclist from Corvallis, OR. is not between 30 and 39? Answer in decimal form. Round your answer to 3 decimal places. Your Answer: Answer
According to a recent study 0.45 of the population is left handed. If you randomly select 7 people, what is the probability that at least one of the them is left handed? NOTE: Round your answer to four decintal places
A researcher wanted to study the commuting habits of community college students and faculty. He wanted to compare their mode of transportation to the college. He asked if they walk, bike, or drive to campus. The following table represents the data that was collected. Walks to campus Bikes to campus Drives to campus Total Students 70 22 78 170 Faculty 5 4 23 32 Total 75 26 101 202 A. Find the probability that a randomly selected member of faculty walks to campus. B. If you are randomly selecting a person from those who bike to campus, what is the probability that you will select a student. C. Perform a Test of Independence to determine if commuting habits are dependent on being a student or a faculty.

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