A study showed that the sex ratio of children born to families in a native community of Ontario deviated significantly from the continental average ratio. A newspaper report about this study claimed that “there was only a 1-percent probability that the results were due to chance.” What do you think this statement refers to? Rewrite this statement so that it is correct.

Q: According to the 2009 current Population Survey conducted by the U.S. Census Bureau, 40% of the U.S.…

A: In question, Given that according to the 2009 current Population Survey conducted by the U.S. Census…

Q: According to a 2009 Reader's Digest article, people throw away approximately 20% of what they buy at…

A: Given data Probability of throwing away (p) = 0.2 No of grocery shoppers(n) = 100 Probability that…

Q: What is the probability a car with an alarm system had a CD player?

A: Define some events A : car had CD player. B : car had alarm system. Given that P(A) = 0.64, P(B) =…

Q: The finance class has 11 students, what are the odds that all 11 students are men? what is the…

A: Odds in favor of an event is defined as the ratio of the number of outcomes favorable to that event…

Q: Multiple studies conducted in the United States, Canada, Germany, and the United Kingdom show that…

A: This phenomenon is called weekend effect. Reason: fewer nurses and doctors are available in…

Q: Sixty percent of the tourists in London go to Buckingham Palace and forty percent visit Kensington…

A: Solution: Let A be the  event that tourists in London go to Buckingham Place. and B be the event…

Q: Suppose you were asked to calculate the probability that the price is greater than or equal to…

A: Given: Suppose you were asked to calculate the probability that the price is greater than or equal…

Q: What is the probability of someone guessing I am older than 48?

A: 8. The probability formula is, Probability=Number of favourable observationsTotal observations There…

Q: on St.Patrick's day the probability of a person driving while intoxicated is .28, the probability of…

A: It is given that probability that a person driving while intoxicated is 0.28, the probability of a…

Q: What is the percent probability that a family randomly chosen has both a red and a silver car? Round…

A:

Q: What is the probability that a randomly Green purchase is a female?

A:

Q: Company records show that the proportion of defective parts has historically been 5%, however a…

A: Given Company records show that the proportion of defective parts has historically been 5%, however…

Q: Sixty percent of the tourists in London go to Buckingham Palace and forty percent visit Kensington…

A: Given Information: Sixty percent of the tourists in London go to Buckingham Palace i.e., P(BP) = 60%…

Q: What is the probability that your best friend will order fries with her special?

A: Probability of an event occurring is defined as the ratio of the number of favorable outcomes to the…

Q: What is the probability that the sample proportion exceeds 0.12?

A: Given According to a 2009 Reader's Digest article. First, we need to find the standard deviation for…

Q: On a five-day vacation, the forecast is a 55% chance of rain every day. What’s the probability that…

A: Let p denote the probability of rain every day = 0.55 Let n be days in an vacation = 5 Let the R.V X…

Q: If a person tests positive, what is the probability that the person actually has the disease?

A: Let us define some events A : a person has cooties. B : a person does not have cooties. E : a person…

Q: What is the probability that the household does not own a cell phone or a computer?

A: Here Given  Two Events P= Household has a cell phone  C=Household has a computer

Q: The Cincinnati Enquirer reported that, in the United States, 60% of adults and 82% of youths ages 12…

A: Let X be a random variable following normal distribution with mean μ and variance σ2, i.e.,…

Q: Given that a Condo is purchased, what is the probability the mortgage is Adjustable?

A: The given summarized table is, From the table,  The probability of condo is purchased is,

Q: According to a 2009 Reader's Digest article, people throw away about 14% of what they buy at the…

A: Solution: It is given that people throw away about 14% of what they buy at the grocery store. So,…

Q: According to a 2009 Reader's Digest article, people throw away about 12% of what they buy at the…

A: Given that, n=155,p=0.12 The Mean and Standard error of the sampling distribution of sampling…

Q: What is the probability that the sample proportion exceeds 0.12?

A: Let p be the proportion of throw away of what people buy at the grocery state. Given that p=13% =…

Q: A medication states that the odds of having an allergic reaction are 1 in 50. What is that…

A: Given that, A medication states that the odds of having an allergic reaction are 1 in 50. Therefore,…

Q: A medication states that the odds of having an allergic reaction are 1 in 50. What is that…

A: Given, odds of having an allergic reaction are 1 in 50. Therefore, The probability of having…

Q: According to a 2009 Reader's Digest article, people throw away about 13% of what they buy at the…

A: We have given that  Sample size n= 153 , p=13%=0.13

Q: A medication states that the odds of having an allergic reaction are 2 in 200. What is that…

A: A medication states that the odds of having an allergic reaction are 2 in 200.

Q: In research, it is conventional to reject the null hypothesis if the probability value is lower than…

A: The decision rule of the hypothesis test is given as follows: If the p-value ≤ α, then the null…

Q: What is the probability that a woman does not have breast cancer and tests positive? b. What is the…

A: Let us define some events A : a woman has breast cancer. B : a woman does not have breast cancer. E…

Q: In Our daily life use of probability? give some example?

A: Example 1: In the news, we hear the probability of raining today / sunny today/ cloudy today.  This…

Q: According to a 2009 Reader's Digest article, people throw away about 12% of what they buy at the…

A: Let X be the proportion of things throw away that people bought at the store. The population…

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

A: Given information : Population proportion = p= 10% = 0.10 q = 1 - p    = 1 - 0.10 = 0.90 Sample size…

Q: Analyze the following statement: “There is a 20% chance that a male applicant will be admitted, but…

A: It is given that there is a 20% chance that a male applicant will be admitted. Let PM represents the…

Q: A true-false test has 40 questions.  If a score of 36 (or more) correct is needed for an “A”, what…

A: Given that A true-false test has 40 questions = n = 40 There are equal (50-50) chance of getting…

Q: According to a 2009 Reader's Digest article, people throw away about 11% of what they buy at the…

A: From the provided information, Mean (p) = 0.11 Sample size (n) = 90 The standard deviation can be…

Q: The US population is 13% African American. If Americans, a) what is the probability that the sample…

A: Given: Population Proportion=p=0.13 sample size=n=500

Q: A company set up a kiosk in the Mall of America for several hours and asked randomly selected people…

A: There are 10 white color, 20 black color, 25 lime color, 35 orange, and 10 red color phones.

Q: It did not answer the questions since it was asking What is the probability that Bill was accepted…

A:

Q: What is the probability that it rains tomorrow?

A: Here define events and draw tree diagram

Q: With the throw of two dice, what is the probability that the sum will be a prime number?

A:

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

A: Given that,  n=93, p= 0.10 The mean and standard error of the sampling distribution of sampling…

Q: If it is known that the probability that a light bulb works correctly is 9 times greater than the…

A: We are given that  Bulbs works correctly is 9 times of that it has fault. Number of bulbs = 100…

Q: What are the reasoning or arguments surrounding the below statement: "Statistical research shows…

A: The reasoning is given below

Q: On a True/False quiz, what is the probability of guessing 5 out of 10 questions correctly?

A: It is given that n = 10.

Q: A Gallup poll found that 73.2% of people in the US believe in hell. What is the probability that a…

A: Given that  A Gallup poll found that 73.2% of people in the US believe in hell  P(Believe in hell) =…

Q: What is the probability that we draw a diamond?

A:

Q: What is the probability that a student is taking Art given that they are taking band?

A: According to the Venn diagram, the number of students taking only band is 7. The number of students…

Q: What is the probability that the circuit operates?

A: