Parker conducted a random survey at the mall to determine the number of songs in each genre that were downloaded by 40 students. The results are shown in the bar graph. Music Downloads 10 6 KEY 4 Girls Boys Country Rap Rock Genre Based on the information in the graph, which inference about the general population of students is valid? F Girls like country music more than all other genres combined. G More girls than boys like rock music. H Boys like country music more than rock music. J Boys like rock music more than girls like rap music. Number of Songs

Q: n a class of 25pupil's their are 8individual who played in the hockey team.what percentage of class…

A: Given : Total no. of individual in a class (N) = 25 No. of individual who played in the hockey team…

Q: Benson Manufacturing is considering ordering electronic components from three different suppliers.…

A: GIven,   A B C Defective 15 25 50 Good 485 475 450   To find, a) Formulate the hypothesis…

Q: a. Explain the role of Venn-Diagram in science, engineering, medical and management sciences. b. In…

A: A Venn diagram, sometimes referred to as a set diagram, is a diagramming style used to show all the…

Q: Clair: A majority of adults would erase all of their personal information online if they could. A…

A:

Q: Each child in a group was asked to choose a single favorite type of cereal. The table shows the…

A: Given:   Type of Cereal   Number of Children Oatmeal 15 Grits 10 Wheat porridge 2 Cold…

Q: The 2008 General Social Survey asked a nationally representative sample of 1324 adult Americans to…

A: The sum of counts/frequencies is: n = (87 + 273 + 354 + ... + 9 + 13) = 1324

Q: Select the statement below that gives an example of a statistic.

A: Select the statement below that gives an example of a statistic. 1): According to census data, about…

Q: Teen smoking 2009. The Centers for Disease Controland Prevention say that about 19.5% of teenagers…

A: A college has 522 students in its freshmen class. It was found 19.5% of surveyed students reported…

Q: Use the Information to answer the following question. Jimmy purchased a package of jelly beans that…

A:

Q: The table shows the results of a random survey of students In grade 9 and grade 10. Every student…

A:

Q: The table shows the results of a random survey of students in grade 9 and grade 10. Every student…

A:

Q: a sample of students is taken from the school A honor roll. The school estimates that there are…

A:

Q: The values listed below are waiting times (in minutes) of customers at two different banks. At Bank…

A: Given that the confidence level is 0.95 and  The significance level is 0.05(=1-confidence level).…

Q: The table shows the results of a random survey of students in grade 9 and grade 10. Every student…

A: Consider the table All the events are mutually exclusive Hence Total number of Grade 9 students =…

Q: A researcher is proposing that exercise makes a person more energized as a result they require less…

A: Excel Procedure: Enter Average hours of sleep and Hours of exercise in Excel>Data>Data…

Q: Forty-three percent of americans use social media and other websites to voice their opinions about…

A: The data is provided for a survey of 1400 individuals who were asked if they use social media and…

Q: The following täble contains data from a study of two airlines which fly to Small Town, USA. If one…

A: The provided table is:

Q: Jane surveys a random sample of 200 students from her middle school to learn what type of school…

A: Obtain the sample proportion of students who prefer sandwich: It is given that among a sample of 200…

Q: Each child in a group was asked to choose a single favorite type of cereal. The table shows the…

A:

Q: According to Facebook, the average user has 130 Facebook friends. A student a Seattle Central tests…

A: In the given problem, it is given that the A student at Seattle Central tests claims that the SSC…

Q: # m In a survey of employees at a fast food restaurant, it was determined that 10 cooked food, 11…

A:

Q: A survey is conducted on the use of Facebook of adults in the United States, where 12,000 adults are…

A: A sample is an unbiased number of observations taken from a population.

Q: Two groups performed an experiment separately by tossing a coin in the air. Group P performed 50…

A: We will find the probability of tossing a head for each group.  For group P: the probability of…

Q: disease that can cause complications including death. There was an outbreak of measles in Colorado…

A: since there are multiple parts , first two questions are answered in detail. Kindly repost for more…

Q: The marketing department of an airline wants to show management that more than 60% of business…

A: We conduct Z test for one proportion.

Q: Should cell phone use be banned by drivers? 188 people took part in a survey. The answers are…

A: Given: 188 people took part in a survey. The answers are classified by the gender of the respondent…

Q: A drug trial had 683 participants. A survey was taken to determine how many had nausea as a side…

A:

Q: 30. Each child in a group was asked to choose a single favorite type of cereal. The table shows the…

A: % percentage for x1 = (x1 / x )  100 X = x1 + X2 + X3 + ------ + xn

Q: 54. Newspapers in India are complaining that rising level of unemployment is octihá üje level of…

A:

Q: Advertising aimed at teenagers tends to contain dance-beat music, adventure, and a fast pace rather…

A: To test the given claim the appropriate hypothesis are as follows H0:p1-p2≥0.1H1:p1-p2<0.1 The…

Q: (c) Each student in a math club is in either the Junior section or the Senior section. No student is…

A: (c) solution is in 2nd step

Q: The proportion of commuters on PSU – Berks campus is purported to be 65%. A professor believes this…

A: Given P0=65% = 0.65 Let X = Number of commuters on PSU  X = 200 n = 300

Q: In the survey of employees at a fast food it was determined that  9 cooked food  12 washed dishes…

A: The shaded region in the Venn diagram represent number of employees did at least two of these jobs:

Q: For each example, state whether the one sample, two- independent -sample, or related samples t-test…

A: here identifying whether the hypothesis testing is one sample, two- independent -sample, or related…

Q: Average prices (in dollars) were recorded for three types of beverage across all 8 major Australian…

A: Given : Average prices (in dollars) were recorded for three types of beverage across all 8 major…

Q: Beth performed an experiment in which she randomly drew one napkin at a time from a drawer, with…

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

Q: A researcher wants to determine the average amount of minutes it takes for a medicine to reduce…

A: 1. Population under study is the collection of all  the units which are of interest under study, in…

Q: A survey shows the following results: n = 50 where 32 subjects have a Facebook account, 20 subjects…

A: Obtain the probability of no Facebook.   The probability of no Facebook is obtained below as…

Q: welve nutritionists are each paid $100,000 to try a new celebrity diet on ten of their clients and…

A: Given: Twelve nutritionists are each paid $100,000 to try a new celebrity diet on ten of their…

Q: A researcher observes that more acts of vandalism are committed by same-sex gangs than by mixed-sex…

A: A researcher observes that more acts of vandalism are committed by same-sexgangs than by mixed-sex…

Q: Use the information to answer the following question. Jimmy purchased a package of jelly beans that…

A: A bag contains 75 jelly beans. It has jelly beans of different colors. Given that the bag has a hole…

Q: The table below shows the percent of golfers who participate in other activities. OTHER ACTIVITIES…

A: Answer We would expect 58% of 52 = (58/100) × 50 = 29 golfers to watch sports on TV

Q: A researcher conducts a study to investigate the relationship between cigarette smoking and illness.…

A: We have to calculate the correlation coefficient between two variables.

Q: How many girls? There are two elementary schools in town. School A has 500 students, and School B…

A: Given No. of students in School A = 500  No, of students in School B = 1000

Q: Lexie wants to know the proportion of shoppers at Lakeline Mall who are 25 years old or younger. She…

A: Population: A population is the entire group about which the conclusions are made. Sample: A sample…

Q: 4) A survey for 500 children is conducted in a town. The results show that approximately 53 % liked…

A: We will construct a Venn diagram according to the given informations.  Let C, F and R be the set of…

Q: students were surveyed on their current enrollment in Math, Biology, and Chemistry. The results are…

A: Solution: Total number of students=180

Q: Cecil has blue, red, green, and black pens in his bag. This table shows how many of each type of pen…

A: Given that, Cecil has blue, red, green, and black pens in his bag. The table shows that how many of…

Q: health psychologist investigated dietary differences between middle class Hispanic and Black women.…

A: Given data:

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.