The following contingency table gives the results of a sample survey of South African male and female respondents with regard to their preferred type of cool drink:   Coke Fanta Sparletta Total No. of males 30 70 50 150 No. of females 120 40 90 250 Total 150 110 140 400   1.1.1) What is the probability of selecting a respondent who is male or who prefers Coke? 1.1.2) What is the probability of selecting a male respondent, given that the preferred cool drink is Sparletta? 1.1.3) What is the probability of randomly selecting a respondent who is female and prefers Fanta? 1.1.4) What is the probability of selecting a respondent who does not prefer Fanta? 1.1.5) What is the probability of randomly selecting a female respondent from the sample?

Q: Use the table to calculate average number of individuals (based on a survey of 7 millennials) who…

A: The average number of individuals (based on a survey of 7 millennials) who have one or more tattoos…

Q: Of all the registered automobiles in Colorado, 10% fail the state emissions test. Nine automobiles…

A: Probability, p =10% Sample size, n = 9

Q: 6. A class for engineers consists of 25 industrial, 10 mechanical, 10 electrical and 8 civil…

A: The answer is attached below,

Q: A random set of people who have pets were polled to see if there was a correlation between gender…

A:

Q: A group of potential customers were asked whether they preferred Coca-Cola products or Pepsi…

A: Solution

Q: Weapon Handgun Rifle Probability 0.476 0.028 Shotgun Unknown firearm 0.035 0.146 Knives 0.135 Hands,…

A: Hi, we are supposed to answer three subparts at a time. Therefore, I am answering the first three…

Q: 4.) According to a study done by Wakefield Research, the proportion of Americans who can order a…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: According to an article published at heart.org in 2015 regarding a variety of US health data: Given…

A: Solution: Given information: Let A  be the event that someone in the US has a first time  heart…

Q: In a factory producing light bulbs, the quality control team randomly selects 100 bulbs from a batch…

A: The number of selected bulbs, n=100.The number of defective bulbs, x=10

Q: 1. The average number of liters of fresh milk that a person consumes in a month is 18 iters. Assume…

A: Solution: Let x be the fresh milk that a person consumes in a month is normally distributed with…

Q: The data in the following table show the association between cigar smoking and death from cancer for…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Which of the following is true of subjective probability? A.) it is a measure of the frequency of a…

A: Introduction: It is required to choose the correct option regarding subjective probability.

Q: 3. A construction crew is building a new bridge. A structural component has a 15% chance of failing…

A:

Q: According to a recent survey, 77% of husband-wife families with kids under 18 years old have life…

A: Let  n be the sample size  p be the probability of husband-wife families with kids under 18 years…

Q: Suppose the prevalence of alcoholism among college students is 20% among those living in group…

A: It is given that the prevalence of alcoholism(A) among college students is 20% among those living in…

Q: a. exactly 3 began taking Valium for psychological problems. b. at least 5 began taking Valium for…

A:

Q: The following table shows age distribution and location of a random sample of 166 buffalo in…

A: Given table can we rewritten as,   Lamar Nez Perce Firehole Total Calf 13 13 15 41 Yearling…

Q: Customers arrive at a checkout counter in a department store at an average of 7 customers per hour.…

A: The given information is about the arrivals in a checkout counter in a store. The average number of…

Q: At a large factory, the employee were surveyed and classified according to their level of education…

A: Given information: Smoking habit Not high school graduate High school graduate College…

Q: A population proportion is 0.59. Suppose a random sample of 662 items is sampled randomly from this…

A: As per our guidelines we are suppose to answer three sub parts .

Q: In an experiment to study the relationship of hypertension and smoking habits, the following data…

A: make a table for the given data    non smoker moderate smoker heavy smoker total hypertension…

Q: Frequently Occasionally Not at All Males 221 456 795 Females 207 430 1378 Find the probability of…

A: Step 1 Let A be the event that individual is a female Let B be the event that individual is not…

Q: A random sample of car buyers was asked to respond to a survey about what was the most important…

A: It is given that the number of females buyers that they chose price as their most important factor…

Q: In a certain county in 2013, it was thought that 50% of men 50 years old or older had never been…

A: a) From the given information, the number of men had never been screened is 40 and the sample size…

Q: The Political Action Club has surveyed 270 students on your campus regarding the relationship…

A:

Q: A pollster asked 1000 adults whether Republicans or Democrats have better domestic economic…

A: Required probability is P(female ∩ democrats)

Q: A population proportion is 0.58. Suppose a random sample of 658 items is sampled randomly from this…

A:

Q: 21) The table below describes the smoking habits of a group of asthma sufferers. Light Heavy…

A:

Q: A. What is the probability that a randomly selected person who buys more than 2 pairs of jeans is…

A: From the provided information,   0 pairs 1 pair 2 pairs More than 2 pairs Totals…

Q: The following joint frequency distribution table shows responses from a sample of 264 unionized…

A: Contingency table:A contingency table is a table that displays data for one variable in rows and…

Q: The following contingency table shows the cross tabulation of data collected for a company that was…

A: The number of females is 60.

Q: The following data represent the number of siblings (brothers and sisters) in the families of 20…

A: Form the above data

Q: Refer to the sample data for pre-employment drug screening shown below. If one of the subjects is…

A:

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.