A group of 91 students were surveyed about the courses they were taking at their college with the following results: 39 students said they were taking Math. 47 students said they were taking English. 38 students said they were taking History. 14 students said they were taking Math and English. 16 students said they were taking Math and History. 27 students said they were taking English and History. 11 students said they were taking all three courses. How many students took none of the courses ?

Q: Four students achieve the following grades on their midterm which was out of 20 marks: 4, 4, 4, 20.…

A: The mode is 4 as its is the highest occurring frequency. So it will reflect the accuracy or more…

Q: A questionnaire is sent to 10000 persons. 5000 responded to the questionnaire. 3000 of the…

A: From the provided information, the survey is based on questionnaire sent to 10,000 persons. This…

Q: In​ Lindsay's class, there were three students who scored 80 on a test and six students who scored…

A:

Q: During each six week grading period, the students in Mr.Welsh's math class are allowed to drop their…

A: We know, the measures like mean, variance, mean deviation are depends on all the data points.  Also…

Q: For a 10 point quiz, the professor recorded the following scores for 8 students: 7, 8, 3, 9, 10, 6,…

A: From the above data The correct option of mean is  7.0

Q: For a 10 point quiz, the professor recorded the following scores for 8 students: 7, 8, 3, 9, 10, 6,…

A: Need to  Calculate Mean from the following data7,8,3,9,10,6,8,5

Q: Far West University offers both day and evening classes in business administration. A survey of…

A: Given data, Day student rank Evening student rank 3 4 6 5 8 6 4 3…

Q: In a survey of middle school students, 70% play basketball and 40% play basketball and football. Of…

A:

Q: Many young men in North America and Europe (but not in Asia) tend to think they need more muscle to…

A: It is given that,Sample mean = 2.35.Population standard deviation, sigma is 2.5.The sample size, n…

Q: f the score of 3 courses for a student who studied at a university are 81, 62, 74 with credit hours…

A: Solution: The scores of three courses for a students are  X= 81, 62 and 74 The credit hours  that is…

Q: Last year over 13,000 students took an entrance exam at a certain state university. Yoko's score was…

A: Given: 13000 students Yoko's score = 68th percentile Pablo's score = 42nd percentile

Q: If a child psychologist wanted to determine if there is a relationship between gender of a child and…

A: Chi-square test of independence should be used here.

Q: The table below shows how many employees owned 0, 1, 2, or 3 cars in a company made up of 15…

A:

Q: Out of 40 students, 14 are taking Statistics and 29 are taking Mathematics class. If 2 students are…

A:

Q: In the set of scores, 14, 17, 10, 22, 19, 24, 8, 12, and 19, the median score is

A: First we have to arrange the data in ascending order as 8, 10, 12, 14, 17, 19, 19, 22, 24 Note :…

Q: A group of 2285 students were surveyed about the courses they were taking at their college with the…

A:

Q: Residents in a city are charged for water usage every three months. The water bill is computed from…

A: INTRODUCTION :   HISTOGRAM: The Histogram is often useful to represent a frequency distribution…

Q: Roy is 4 years old and in the 69th percentile for neight in his age group. Vhat does this mean? Roy…

A: The percentile is used to measure the location of a data set.

Q: Given the following list of students' scores on a quiz: 5, 12, 7, 15, 20, 14, 7 The teacher decides…

A: Measure of central tendency measures the central or average value of a dataset. Measured of…

Q: Solve the following initial value problem to find y(2). dy 2 at =yt ²-l·ly, y(0)=1 using midpoint…

A:

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: Out of 1000 people surveyed, 850 said they like chocolate.  What proportion of people surveyed said…

A: Given: The total number of people surveyed is 1000 850 people said they like chocolate We have to…

Q: Scott surveyed 40 friends on Facebook and asked them where they were born and where they went to…

A:

Q: The mean score of 7 students on a short test is 7 out of 10. If six of the seven students scored 9,…

A: The mean score of 7 students on a short test is 7 out of 10 . If six of the seven students scored…

Q: Task-1. A professor at a university is wishing to determine whether his introductory statistics…

A: Assume that μ is the population mean score in math proficiency test.

Q: The following are the scores of 10 students in a Mathematics quiz. 16, 24, 38, 36, 24, 28, 30, 18,…

A: Mode of a given data : The value occurring most frequently in a set of observations is its mode. In…

Q: B. The average exam score for 10 students in a statistics class was 85. One student dropped the…

A: Given When n=10, average exam score for 10 students in a statistics x̄=85  When one student dropped…

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: A recent poll of Ms. Vergara's 160 students revealed the following.  They were asked if they did or…

A: Let U be the set of all students. Now U=160. A denotes the set of all students who studied hard for…

Q: Teacher of a class wants to study the reasons for students' absence. What is needed for her to…

A: A survey is done by using the sampling method.

Q: A survey of 1687 adults nationwide asked, "What irks you most about the actions of other motorists?"…

A: Given, a survey of 1687 adults nationwide asked, "What irks you most about the actions of other…