In a study of 900 adults, 45 out of 325 men in the study said they preferred to rent a movie on DVD rather than going out to a movie. What is the percentage of men in this study who prefer to rent a movie on DVD 2. What is the percentage of women who participated in this study?

Q: he production manager of MPS Audio Systems Inc. is concerned about the idle time of workers. In…

A: a) H0: Idle minutes are same. H1: idle minutes are not same. This is two tailed test. Critical…

Q: Suppose 40 percent of the customers at Pizza Palooza order a square pizza, 80 percent order a soft…

A:

Q: A survey was given to a group of 10,000 students to determine whether they wanted an outdoor…

A: The union of events A and B is defined as n(A ∪ B) = n(A)  + n(B) – n(A ∩ B).

Q: A company is planning a Christmas party for their 750 employees, base on the survey responses they…

A: Given a company is planning a Christmas party for their 750 employees, base on the survey responses…

Q: The two way table shows the classification of students in a math class by gender and dominant hand.…

A: From the above-given table, Total number of male = 16 and total number of female = 14. So, total…

Q: low-birth-weight babies graduate from high school by age 20. If 180 ​very-low-birth-weight babies…

A: The expected value can ve calculated as, E(x) =np

Q: If the animal is in the woods on one observation, then it is four times as likely to be in the woods…

A: (1). Find the transition matrix for the given Markov process: Suppose the animal is in woods on one…

Q: Sally is interested in finding out if the political party affiliation of Americans who are…

A:

Q: In a math 105 class of 32 students, a survey showed that 20 students used the ALEKS etext at least…

A:

Q: A music teacher has surveyed 495 students. The results of the survey are listed below. 320 students…

A: Venn diagram for given data:

Q: At a DBE lecture of 100 students there are 29 women and 23 men. Out of these students 4 are teachers…

A:

Q: Would an observational study or an experiment be more appropriate for a medical research team that…

A: Experiment and observational studies are used in statistics.

Q: Sally is interested in finding out if the political party affiliation of Americans who are…

A: Given that P(Democrats)=29.5%=0.295 P(Republicans)=24.6%=0.246 P(other political…

Q: O At a DBE lecture of 100 students, there are 29 women and 23 men. Out of these students, 4 are…

A:

Q: In a class of 35 students, 24 like to play cricket and 16 like to play football. Also, each student…

A: Let us denote: Cricket = C and Football= F Given that, n(C)= 24 , n(F)= 16 , n(C or F)=35  We have…

Q: Suppose 59 percent of the customers at Pizza Palooza order a square pizza, 73 percent order a soft…

A: Solution: Let A be the event that customers at Pizza Palooza order a square pizza and B be the event…

Q: A class of 40 students completed a survey on what pets they like. The choices were: Cats, Dogs, and…

A: Solved below

Q: Họ : µ1= H2 = 0,5 versus H, : µ1- H2> 0,5. use the observed data to test these hypothes at 0.01…

A: Given: Brand A Sample size (n1) = 50 Sample mean x¯1=11 Sample standard deviation (s1) = 1 Brand B…

Q: he manager of a theatre want s to know whether the majority of his patrons are adults or children.…

A:

Q: an inter-barangay basketball league, the team from Barangay Culiat has won 12 out of 25 games, a…

A: Follow next step

Q: A random study reported that 70% of very-low-birth-weight bables graduate from high school by age…

A: we have to find out expected value..

Q: d.If the true percentage is 10% and this obstetrician has 146 pregnant women under his care, how…

A: Here we have two types of outcomes viz. the pregnant woman will deliver prematurely or not. The…

Q: A survey was given asking whether they watch movies at home from Netflix, Redbox, or a video store.…

A: Given that, People watch movies at Netflix, Redbox and Video store. And the data of people is given…

Q: bookstore found out that 23% of their customers buy a book, 34% of their customers buy 2, and 39%…

A: Given : A bookstore found out that ; 23% of their customers buy 1 34% of  customers buy 2 books 39%…

Q: Which is the right option?

A: Pascal's identity states that Ckn=Ckn-1+Ck-1n-1 for any positive k and n. here  Ckn  are binary…

Q: A group of 125 college students are surveyed about their note taking and study habits. Some results…

A:

Q: a physics exam consists of 9 multiple-choice questions and 6b open-ended problems in which all work…

A: Combination: A combination is a grouping or subset of items. for a combination, the order not…

Q: Suppose 40 percent of the customers at Pizza Palooza order a square pizza, 70 percent order a soft…

A: Define the events: Let A denote the event that customers order a square pizza Let B denote the event…

Q: tudy American History and Chemistry and five study Statistics and Chemistry.  (Hint: Draw a diagram…

A: See the attachment

Q: Of the trains that recently arrived at Hampton Station, 4 were on time and 2 were late. Considering…

A: It is an important part of statistics. It is widely used.

Q: survey of 120 families found that one fifth of the families owned only one vehicle and that one…

A:

Q: In a society where 60% of the citizens identify as liberal and 40% of the citizens identify as…

A: Here we want to know given statement is true or not.

Q: For test taking, do you retain information better writing it down with paper and pen or typing on a…

A: There are 2 groups of students. The students are given a crash course to study. One group have to…

Q: Sally is interested in finding out if the political party affiliation of Americans who are…

A: Given that, among all Americans who are registered to vote, 31.7% are registered Democrats and 27.6%…

Q: Mars, a candy company, makes six different classic colors of M&M's. According to the company's…

A:

Q: Raaj works at the customer service call center of a major credit card bank. Cardholders call for a…

A:

Q: A poll of 500 people determines that 382 like ice cream and 362 like chocolate.  How may people like…

A:

Q: Suppose in two local counties, the locals have toad collecting contests. In the two largest,the…

A: The formula for finding z-score is shown below:

Q: . The average test score of 8 students in a class is 92. Two slacker kids join the class and the…

A: Solution of question as follows

Q: In a class of 80 students, sixty percent use neither an iPhone nor an iPad. Twenty percent use an…

A:

Q: Suppose 59 percent of the customers at Pizza Palooza order a square pizza, 78 percent order a soft…

A:

Q: If the number of smokers in a sample of 40 students selected from university A is 14 and the number…

A: Given data,For University An1=40x1=14p1=x1n1 =1440=0.35For University Bn2=380x2=84p2=x2n2…

Q: he manager of a theater wants to know whether the majority of its patrons are adults or children.…

A:

Q: A college biology teacher wants to know whether being tutored at the study lab will help her…

A: Here teacher wants to know whether being tutored at the study lab will her students for scoring high…

Q: A music teacher has surveyed 495 students. The results of the survey are listed below. 320 students…

A: Given: A music teacher has surveyed 495 students. the results of the survey are listed below:320…

Q: 3. In a group of 60 people, 27 like cold drinks and 42 like hot drinks and each person likes at…

A: according to our guidelines we can answer only  first question and rest can be reposted. thanku

Q: 18. Suppose that in a book club, 60% of the members are women, and 35% like to read poetry. If…

A: Answer Option 4th 21% is correct

Q: If a person rolls doubles when tossing two​ dice, the roller profits $ 65 ​, that​ is, the roller…

A: If a person rolls doubles when tossing two dice, the roller profit is $65 more than the cost of the…

Q: A survey was given asking whether they watch movies at home from Netflix, Redbox, or a video store.…

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.