The sales manager at Hot & Cold heating and air conditioning has updated her data base and customer profile shown in the table below. The sales manager hopes that the customer selected is a residential customer with a heating system.   Commercial Residential Total Heating Systems  51 145    A/C Systems     288  Total    408   What is the probability that the customer selected is a residential customer with a heating system?   (Give your answer in decimals. Round to the nearest 2 decimal places, if needed.)

Q: In a commissioned research, the inter-collegiate swim meets management found out that an estimated…

A: GivenThe percentage of swimmers competing use performance enhancing drugs = 3% The accuracy of the…

Q: A regional director responsible for business development in the state of Pennsylvania is concerned…

A: Given  that failure per month (λ)=7probability mass function for poisson distribution…

Q: A bottle maker believes that 12% of his bottles are defective. If the bottle maker is accurate,…

A: Obtain the probability that the proportion of defective bottles in a sample of 412 bottles would be…

Q: In an effort to cut costs and improve profits, many US companies have been outsourcing. In fact,…

A:

Q: The auto parts department of an automotive dealership sends out a mean of 3.6 special orders daily.…

A: Consider X be random variable which follows Poisson distribution indicating the number of special…

Q: Dana Hills High School was considering going back to campus rather than remote instruction for the…

A: Probability quantifies the chances of happening an event. The probability values always lie in the…

Q: A marketing company has randomly surveyed 203 men who watch professional sports. The men were…

A: We have to find given probability.

Q: The following is a contingency table showing the number of rural and urban residents having the…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

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

A: Number of involved drivers that were not intoxicated = 844 (i.e. 242+602) Total number of pedestrian…

Q: A company collected data on 100 people with regards to their eye color and whether they were…

A: From the given contingency table,a).The probability that a randomly selected person has blue eyes…

Q: A bottle maker believes that 10% of his bottles are defective. If the bottle maker is right, what…

A: Obtain the probability that the proportion of defective bottles in a sample of 599 bottles would be…

Q: The opera theater manager assumes that 10% of the opera tickets for tonight's show have been sold.…

A: Let X denotes tickets being sold. Probability of a ticket being sold (p) is given to be 0.1. a…

Q: A bag of marbles contains 6 blue glass marbles, 8 yellow glass marbles, 33 blue stone marbles, and 2…

A: Probability quantifies the chances of happening an event. The probability values always lie in the…

Q: A company needs to submit 54 prototype assemblies to a new customer. To accomplish this, each of…

A: Total prototypes assemblies to be made =54Total team members =6The number of units assembled by each…

Q: A group of 125 truck owners were asked what brand of truck they have and whether their truck has…

A: a) The total number of truck owners is 125.

Q: A liquor store owner is willing to cash personal checks for amounts up to $50, but she has become…

A: Let A1, A2, ... , An be n mutually exclusive and exhaustive events with P(Ai) > 0 for all i = 1,…

Q: A hotel manager calculates that 12% of the hotel rooms are booked. If the manager is right, what…

A: From the given information,P be the probability that hotel rooms are booked = 0.12.Sample size (n)…

Q: Look at attachment

A: According to the general rule of probability: The total sum of probability should be 1 Therefore,…

Q: According to govemment data, the probability that a woman between the ages of 25 and 29 was never…

A:

Q: According to a posting on a website subsequent to the death of a child who bit into a peanut, a…

A: Let A be the event that a person has food allergy Given, P (A) = 4% = 0.04. Let B be the event that…

Q: e the data in the following table, which summarizes results from 15 Pedestrian Intoxicated? Yes No…

A: Solution: The given table of data is

Q: Each person in a group of students was identified by year and asked when he or she preferred taking…

A: We have given that the data into contingency table. Total number of students = 144

Q: Every day at lunch, the Subway sandwich shop will use between zero and three gallons of guacamole.…

A: The amount of guacamole is equally likely means there is uniform distribution from 0 to 3 gallon,…

Q: A town recently dismissed 8employees in order to meet their new budget reductions. The town had 6…

A:

Q: A biologist finds that 45​% of fruit flies have short wings and 50​% have eye defects. Assuming…

A: Given that A biologist finds that 45​% of fruit flies have short wings and 50​% have eye defects we…

Q: On hot, sunny, summer days, Jane rents inner tubes by the river that runs through her town. Based on…

A: Given,             X      25    50    75   100  Total   P(x)    0.27   0.44   0.25   0.08…

Q: The U.S. housing market estimates that 31% of all homes purchased in 2019 were considered investment…

A: Introduction: Denote p as the population proportion of homes sold in 2019 that are to be used as…

Q: A car insurance company tracks how long it takes for it takes a new car owner to get into their…

A:

Q: It has been found from experience that am average of 6 customers use the drive-thru facility at a…

A:

Q: A town recently dismissed 6 employees in order to meet their new budget reductions. The town had 6…

A: Given data: The numbers of employees dismissed are d=6. The numbers of employees over 50 years are…

Q: A film distribution manager calculates that 4% of the films released are flops.If the manager is…

A: The given data: Probability that the films released are flops, p = 0.04 Number of samples, n= 747…

Q: According to a recent article the average number of babies born with significant hearing loss…

A: The probability that exactly for babies were born deaf is obtained below:From the given information,…

Q: According to a study on teenage shopping behavior, it was found that 75% of female teens regularly…

A: Solution: Let X be the number of teenagers do their shopping in stores and n be the number of…

Q: A study by the National Park Service revealed that 50 percent of vacationers going to the Rocky…

A: The following information has been given: The probability of vacationers visit Yellowstone Park is…

Q: A mail order company classifies its customers by gender and location of residence. The market…

A: A mail-order company classifies its customers by gender and location of residence. The market…

Q: The table below shows the results of a survey that asked 1051 adults from a certain country if they…

A: If the probability of getting selected for each outcome is equal then such outcomes can be termed as…

Q: The auto parts department of an automotive dealership sends out a mean of 4.4 special orders daily.…

A: Obtain the probability that, for any day, the number of special orders sent out will be no more than…

Q: At the Fidelity Credit Union, a mean of 7.3 customers arrive hourly at the drive-through window.…

A: Suppose X is the number of customer that arrive hourly at the drive through window can be considered…

Q: The table below shows the results of a survey that asked 2853 people whether they are involved in…

A:

Q: The auto parts department of an automotive dealership sends out a mean of 5.8 special orders daily.…

A: X=The number of special orders sent out X~Poissonλ=5.8   The probability mass function of Poisson…

Q: A marketing company has randomly surveyed 200 men who watch professional sports. The men were…

A: We have to answer given probabaility..

Q: Prior to airport construction, a survey was conducted if the residents in a certain barangay are in…

A: Given that  p=35%=0.35 , q=1-p=1-0.35=0.65 n=350 Note: According to bartleby experts question…

Q: A group of realtors estimates that 23% of all homes purchased last year were considered investment…

A:

Q: A recent survey reported in Bloomberg Businessweek dealt with the salaries of CEOS at large…

A: Required probability is P(The CEO made more than $1 million)

Q: The following table represents the highest educational attainment of all adult residents in a…

A: Solution

Q: A marketing company has randomly surveyed 190 men who watch professional sports. The men were…

A: For the given data Is a survey participants preference for the NBA  independent of having a college…

Q: The Denver Post reported that a recent Audit of Los Angeles 911 calls showed that 85% were not…

A: Given information- We have given a problem of binomial distribution. Probability of calls were not…

Q: Five thousand people were classified by their generation and their top pick for food cuisine. The…

A: Note: Hi there! Thank you for posting the question. As there are multiple sub parts, according to…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.