Recently, the stock market took big swings up and down. A survey of 969 adult investors asked how often they tracked their portfolio. The table shows the investor responses. What is the probability that.. an adult investor tracks his or her portfolio daily? Express your answer as a simplified fraction and as a decimal rounded to three decimal places. How frequently? Response Daily Weekly Monthly Couple times a ve ar 143 231 269 274 Don't track 52 (a) What is the probability that an investor tracks their portfolio daily? Round answer to thousandths place. (b) What is the probability that an investor doesn't track their portfolio? Round answer to thousandths place. (c) Are any of the answers from part (a) or (b) considered unusual? Write 'Yes' or 'No'

Q: The table summarizes results from 982 pedestrian deaths that were caused by automobile accidents.…

A: The objective of this question is to find the probability that the pedestrian was not intoxicated or…

Q: The probability that a student passes a Math course is 0.7. If the student has 8 math courses in her…

A: Here, n = 8 and p = 0.7

Q: Consider the variable Joe’s weight next Friday. What is the probability he weighs 170 pounds, the…

A: Uniform distribution is the type of continuous probability distribution. It is a type of simplest…

Q: (Your answer for a and b should be in percentage and rounded to TWo decimal places.Don't forget to…

A:

Q: The probability that a tennis set will go to a tiebreaker is 14%. What is the probability that two…

A: Let X be the random variable representing the number of sets that go tie-breakers out of total 3…

Q: The average number of blood clots per 100000 people from J&J vaccine is 1.1. Find the probability…

A:

Q: The table summarizes results from 978 pedestrian deaths that were caused by automobile accidents.…

A: The contingency table is given as follows:   Pedestrian Intoxicated?   Driver…

Q: A group of people were asked if statistics teachers know the true meaning of life. 338 responded…

A: Given data No of people who thinks, statistics teachers know the true meaning of life = 338 No of…

Q: You are working as a counselor at a summer computer camp. The line plot shows the ages of the 25…

A: Solution: 12. The line plot for the ages of the 25 students attending the computer camp is given.

Q: 20. BASEBALL If a pitcher is just as likely to throw a ball as a strike, find the probability that…

A: Let p represent the likelihood of a ball and let q represent the likelihood of a strike.We will…

Q: An assessment consists of a true/false question followed by a true/false question. If both questions…

A: Given that an assessment consists of a true/false question followed by a true/false question.

Q: The table summarizes results from 980 pedestrian deaths that were caused by automobile accidents.…

A: We have given that the table summarizes results from 980 pedestrian deaths that were caused by…

Q: A particular traffic light at the outskirts of a town is red for 30 seconds, green for 25 seconds…

A: From the given information, Consider, A be the event that the traffic light is red for 30 seconds. B…

Q: You select a card from the standard deck of cards.  What is the probability that you will select a…

A: In a deck of cards Face cards = Jack, queen and king Total face cards = 3 x 4 = 12 Number of 8 cards…

Q: 9. The forecast for Monday shows an 80% chance of rain. What is the probability that it will not…

A: Probability

Q: The probability that an employee gets the highest rating at their annual review is 40% The…

A: It is given that: The prob. that an employee gets the highest rating, PR=40%=0.40. The prob. that an…

Q: A blood test indicates the presence of a particular disease 96% of the time when the disease is…

A: given data,event A=person has disease event B =test indicated person has disease P(B|A) = 0.96…

Q: The probability that an automobile needs an oil change is 43.77% and the probability that it needs a…

A: GivenP(automobile needs an oil change)=0.4377P(automobile needs a new oil filter)=0.4329

Q: Each of three friends flips a coin 36 times. Angel records "tails" 20 times. Michael records "tails"…

A: a. To find the relative frequency with which each friend records "tails", we need to divide the…

Q: Find the probability that more than  6.6%  of the individuals in the sample of  352  hold multiple…

A: Given p = 0.066 n = 352 X ~ B(n, p) P(X=x) =  Cxn px(1-p)n-x ; x=0,1,2...…

Q: According to a 2009 Reader's Digest article, people throw away about 7% of what they buy at the…

A: Given: Population proportion (p) = 7%  = 0.07    Sample proportion                  Sample size (n)…

Q: Big babies: A government agency reports that 20% of baby boys 6-8 months old in the United States…

A: given

Q: Why might this result be considered misleading? Select all that apply i selected a and c . Got some…

A: Statistical inference plays a major role in day to day life. It is important in analysis.Option a)…

Q: The table summarizes results from 978 pedestrian deaths that were caused by automobile accidents.…

A: Solution:                                                                Pedestrian Intoxicated…

Q: The table summarizes results from 988 pedestrian deaths that were caused by automobile accidents.…

A: The table summarizes results from 988 pedestrian deaths that were caused by automobile accidents.…

Q: undredths place. upcakes are being randomly passed out to very student in the class. The assortment…

A: We have given that,  Carrot cake = 6 Chocolate cake = 5 Lemon = 3 Mint chocolate = 2 Birthday cake =…

Q: The table summarizes results from 976 pedestrian deaths that were caused by automobile accidents.…

A: From the provided information,Total pedestrian deaths = 976One pedestrian death is randomly…

Q: The accompanying table shows the numbers of male and female students in a particular country who…

A: Solution

Q: If the probability that a randomly chosen college student takes statistics is 0.34, then what is the…

A: The probability that a randomly chosen college student takes statistics is 0.34. The probability…

Q: The probability of events A and B is 0.43, and the probability of event A is 0.9. Find the…

A: Given,P(A∩B)=0.43P(A)=0.9

Q: Recently, the stock market took big swings up and down. A survey of 969 adult investors asked how…

A:

Q: The mean life of a person who has had a heart transplant is about 12 years. Find the probability…

A: Answer: From the given data, Mean life of a person who has had a heart transplant is = λ = 12 years…

Q: A number of pre-school students were absent from school in the past woek The table below displays…

A: Given a no. of pre-school students were absent from the school in the past week No. of absent…

Q: If the probability that a randomly chosen college student takes statistics is 0.75, then what is the…

A: Given, Let A be the event that randomly chosen college student takes statistics. p(A)=0.75

Q: The time to fly via a commercial airliner from Newark airport to Atlanta follows a uniform…

A: We have to find out given probability..

Q: The table summarizes results from 975 pedestrian deaths that were caused by automobile accidents.…

A: Solution:- Given data  DriverIntoxicated Pedestrian Intoxicated yes Pedestrian Intoxicated no…

Q: A group of people were asked if statistics teachers know the true meaning of life. 201 responded…

A:

Q: Of 1232 people who came into a blood bank to give​ blood, 397 people had high blood pressure.…

A: GivenTotal no.of people = 1232No.of people have high blood pressure=397

Q: suppose the probability of an irs audit is 1.5 percent for us taxpayers who file form 1040 and who…

A: Probability is defined as the sum of favorable ways of an events divided by the total number of…

Q: You are picking candies out of a bag without looking. The contents of the bag are described in the…

A:

Q: A poll showed that 45% of Americans say they believe that Marilyn Monroe had an affair with JFK.…

A: Given that P(belive that Marilyn Monroe had an affair with JFK)=45%=0.45

Q: The weatherman says that there is a 60% chance of rain today. What is the probability that it will…

A: Given: The probability of rain today = 60% = 0.60

Q: (a) Find the probability that a randomly selected student is male, given that the student received a…

A: It is given that the table shows the number of male and female students in a particular country who…

Q: The table summarizes results from 975 pedestrian deaths that were caused by automobile accidents.…

A: Required probability is P(pedestrian was not intoxicated or driver was intoxicated)

Q: A poll showed that 52.7% of Americans say they believe that life exists elsewhere in the galaxy.…

A: Given, A poll showed that 52.7% of Americans say they believe that life exists elsewhere in the…

Q: According to a 2009 Reader's Digest article, people throw away about 10% of what they buy at the…

A: