4) A survey was conducted to know about the favorite subjects of the students in an university. The results revealed that 19 students like English, 23 like Mathematics, 16 like computer science, 15 like Arabic and 28 like Business. Draw the bar chart for the above data

Q: 1.) If there are 41 data points in a set of data, what is the number of degrees of freedom? (Enter…

A: Solution:  If there are 41 data points in a set of data, what is the number of degrees of freedom?…

Q: 150 students were surveyed last prelims and according to the survey 42 failed Filipino, 45 failed…

A:

Q: Who reports better self-rated health, married or unmarried individuals?  Group of answer choices…

A: Since a higher value of y means better self health and the coefficient of marital status is…

Q: Explain the concept of Difference between Two Means (Independent Groups)?

A: Independent Two Samples test: Suppose there are two populations independent of one another. A…

Q: Since 1999, The Harris Poll has conducted an annual survey to measure the reputations of the most…

A: Giventotal number of US adults = 242.8 milliontotal sample size = 23000 a)The percentage of total…

Q: Assume that there are only two age groups ("young" and "old"). Among Argentine immigrants in the US,…

A:

Q: 150 students were surveyed last prelims and according to the survey 42 failed Filipino, 45 failed…

A:

Q: When the members of the Eye and I Photo Club discussed what type of film they had used during the…

A: Let, B&W= Black and white I=Infrared C=Color

Q: A district in the Ashanti region town has 102 towns and villages. If you interviewed everyone living…

A: Given that there are 102 towns and villages.  We consider a population when we want each and every…

Q: anonymous survey of college students was taken to determine behaviors regarding alcohol, cigarettes,…

A:

Q: According to a student survey on keyboard light preference, 44% liked white, 26% liked blue and 30%…

A: Let we define the events A,B,C that student like keyboard light. A is event that student like white…

Q: The Loris Healthcare System employs 200 persons on the nursing staff. Fifty are nurse's aides, 50…

A: The formula of the weighted mean is,

Q: A survey was taken at a nursing home regarding preferences in music and it was found that:  12…

A: We have to find n.

Q: Among a group of people, 57% liked purple, 12% liked yellow and 9% liked blue. 7% liked both purple…

A: Percentage of People that liked Purple: 57% Percentage of People that liked Yellow: 12% Percentage…

Q: An engineering professor conducted a survey regarding the favorite subjects of the students. The…

A:

Q: Let the sample mean of a set of 20 data points be 30. If it is discovered that a data point having…

A: Given: n=20incorrect x¯=30incorrect value=15correct value=25

Q: According the the U.S. Census bureau, the percentage of Santa Ana residents with a bachelor's degree…

A: From the provided information,

Q: Select the one of the following which is not support the statement; Which group of health science…

A: Which group of health science disciplines does include the sub study Health Education in regarding…

Q: A professor using an open source introductory statistics book predicts that 60% of the students will…

A: We want to find null and alternate hypothesis

Q: A professor using an open-source introductory statistics book predicts that 60% of the students will…

A: Given data:  According to professor's prediction: Percentage of students that will purchase a hard…

Q: A professor using an open source introductory statistics book predicts that 15% of the students will…

A:

Q: What is the margin of error associated with a survey of 1034 college students if we want to be 97%…

A:

Q: The average time that people commute to work is 27.7 minutes (as per the survey conducted in, April…

A: a. The mean commute time is calculated as: x=1n∑i=1nXi=148×23.3+28.3+24.6+......+20.1+32.8=26.90625…

Q: A survey of recent college graduates yielded the following information: 59 graduates earned a…

A: The number of graduates earned a degree in mathematics is n(M) = 59.

Q: - In a survey of 500 students of a college, it liked watching hockey and 62% liked watc

A: Given, in a survey of 500 students of a college, it was found that 49% liked watching football, 53%…

Q: What is the five-number summary?

A: Here minimum value is 2 and maximum value is 11. The cumulative frequency will be obtained as given…

Q: If there are 41 data points in a set of data, what is the number of degrees of freedom? (Enter an…

A:

Q: According to the table, what was participant #1693.00 cognitive score before and after coffe

A: We are given: Number of observations, n = 8  Part 1: Let the missing Score for age_category be X, we…

Q: If I create histogram using four classes with these values: 65, 144, 97, 144, 103, 98, 101, 127, 58…

A: Given, The data set is: 65  144  97  144  103  98  101  127  58  151

Q: 150 students were surveyed last prelims and according to the survey 42 failed Filipino, 45 failed…

A: The 150 students were surveyed in which 42 failed Filipino, 45 failed GHIST, 63 failed English, 14…

Q: A survey was conducted in a section on which subject they like best. 55 likes Math, 50 likes…

A:

Q: Since 1999, The Harris Poll has conducted an annual survey to measure the reputations of the most…

A: The interval scale is a quantitative measurement and It has equal units of measurement however, zero…

Q: A professor using an open-source introductory statistics book predicts that 60% of the students will…

A: Goodness of fit: Goodness of fit test is applied to check how well the sample data obtained fits…

Q: 2) Minnesota's Best High School found that last year they did not have enough seats or room for all…

A: Solution: It is needed to identify the the population of interest, parameter of interest and sample.

Q: What is the mode of following scores

A: Mode of data is/are highest frequent data

Q: A union’s executive conducted a survey of its members to determine what the members felt the…

A: Given that: Proportion of members who felt job security was an important issue:  PJob security=0.74…

Q: A large group of workers is divided into three departments: those who work in special operations,…

A: The health inspector would like to know if these data provide convincing evidence that the…

Q: According the the U.S. Census bureau, the percentage of Santa Ana residents with a bachelor's degree…

A:

Q: A survey of 400 school empl yielded the following information: 295 were instructors, 215 were…

A: We have given that- Total number of school employee = 400 No. of instructors = 295 No. of full-time…

Q: A survey was conducted at University where 80 students were randomly asked whether they liked…

A:

Q: 4. The mean weight of five complete computer stations is 167.2 pounds. The weights of four of the…

A: Formula : x̄=Σx/n

Q: What is Stem and Leaf Display?

A: Stem-and-leaf plot: A graphical representation of the quantitative data in which each data entry is…

Q: A survey of entrepreneurs focused on their job characteristics, work habits, social activities,…

A: Decision rule : Reject H0 if P-value  <  α Here  P-value = 0.1738 > 0.10 = α.  Conclusion…

Q: e are interested in estimating the proportion of people that can identify Nebraska but not Vermont.…

A:

Q: In a survey of 3367 adults aged 57 through 85​ years, it was found that 84.2​% of them used at least…

A: A survey of 3,367 adults aged 57 through 85​ years. There is 84.2​% of them used at least one…

Q: According to the National Center for Education Statistics, 43% of the college students work full…

A: Question:

Q: 100 athletes were asked about which sports they played in high school. 50 said that they played…

A: We know  if A, B, C are three finite sets and n(A), n(B), n(C) are the number of elements in the…

Bar Graphs

A bar graph is a chart or graphical representation of data. A bar chart, also known as a bar graph, is a graph or chart that displays categorical data using rectangular bars with heights or lengths equal to the values they represent. Typically, bar graphs show categorical and numerical variables grouped in class intervals. A bar graph is useful for comparing and analyzing a set of data.