These are the times, in minutes, that a group of people took to answer a Sudoku puzzle. 5, 4, 11, 8, 4, 43, 10, 7, 12 Calculate an appropriate measure of central tendency to summarise these times. Explain why the other measures are not suitable.

Q: Determine whether the value given below is from a discrete or continuous data set. In an election…

A: Discrete data set: The data set that takes the finite number of possible values or distinct…

Q: What is the mean for the following score 2,5,4,18

A:

Q: In a poll of 513 human resource professionals, 45.8% said that body piercings and tattoos were big…

A: sample size(n)=513sample proportion()=45.8%=0.458

Q: O subjects in a study were randomly assigned into two equally sized groups. One group was shown a…

A: Given data is:

Q: You take a sample of the heights (in inches) of 12 professional basketball players. The data are:…

A: Given data: 79, 76, 77, 79, 81, 83, 79, 76, 78, 83, 87, 85.

Q: The scores on a mathematics quiz out of 100 are shown. {63,71,40,99,52,94,83,67,94,89,14,76,68}.By…

A: Mean=Sum of all observationsNumber of observations=91013=70

Q: Suppose that 54% of people own dogs. If you pick two people at random, what is the that they both…

A: Given: P(Dog) = 0.54 The probability that they both own a dog can be calculated as: P(Both own a…

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: find the mean for the number of correct answers

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Q: Suppose that 43% of people own dogs. If you pick two people at random, what is the both own a dog?…

A: Given, Probabily of a person own a dog is 43 %

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Q: What does the numbers mean in a 40;20;10; sequence or a 10;40;20; sequence?  Is the 40, the number…

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Q: Please use the given information to answer subquestions 10.a, 10.b, and 10.c

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Q: 1. Determine the missing values (a) - (d) by using the appropriate Art of Stat app.

A: Failure  Success  Total Behavioral Therapy a b 145 Combine Treatment 42 102 144 Medication…

Q: 9. Germaine is researching the reliability of a car she's thinking bf Buylng. Which data source is…

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A: Three basic principles for the design of a sample survey are:1. Principle of OptimizationThe…

Q: 6. Five hundred college graduates were asked how much they donate to their alma mater on an annual…

A: Mode: Mode may be defined as the maximum number of observation

Q: For each description of sampling, decide if the sampling technique is A. Simple Random B. Stratified…

A: 2. In cluster sampling, the population is divided into naturally occurring groups/sections called…

Q: ) 3 to 9 feet (b) 30 feet or taller   (c) 3 to 49 feet   (d) 10 to 74 feet   (e) 75 feet or…

A:

Q: Suppose that the results of a survey show that  24%  of people consider summer as their favorite…

A: Solution: From the given information, p=0.24 and E=0.02.

Q: What is the probability that a student takes the SAT more than one time? Q-2  Refer to the data…

A: From given table, Total = 721769+601325+166736+22299+6730 = 1,518,859

Q: 4. z = 1.5 and z = 2 5. z = 0.5 and z = 1.5

A:

Q: lease see the attached table to answer the questions below!   A) Is the variable, method of travel…

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

Q: In order to see which brand of golf balls is best (as measured by distance travelled), an experiment…

A: In the given problem we have given that three groups and respectively those are, 1. Callaway 2. Nike…

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A:

Q: The FiveThirtyEight website did a survey of people about their attitudes about the pandemic and…

A:

Q: Suppose you have scores of 80, 85, 90, and 80 on quizzes in a mathematics class. Complete parts (a)…

A: Given data in the problem is Scores of 80,85,90 and 80 on quizzes in mathematics class  Now we have…

Q: determine the interquartile range of quiz scores from the table

A: Arrange the number in ascending order. S.no x 1 2 2 4 3 5 4 6 5 7 6 8 7 8 8 9

Q: Can you guys help me on this? Thank you!

A: I have provided a detailed answer to each question in the Explanation section.Explanation:Part (a):…

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A: Since you have posted a question with multiple sub-parts, we will answer the first three questions…

Q: SAT Math Suppose that scores on the SAT Math test are approximately normal with a mean of 500 and a…

A:

Q: The average of 7 consecutive even integers is 20. What is the median

A:

Q: Students in a math class took a 10 point quiz. The scores were: 3, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 9,…

A: Mean Let "X" be the math scores. 3 6 6 7 7 8 8 8 8 8 8 9 9 9 10 10 10

Q: Find the correlation coefficient between X and Y. a. None of the other choices b. 0.8410 O c. 0.6402…

A: Note: Since you have posted questions with multiple subparts we will solve the first three questions…

Q: a. Give the marginal distribution of responses. b. Give the conditional distribution of responses…

A: A table that shows the frequencies for two categorical variables is known as a two-way frequency…

Q: b. One stüdent wrote 3-9 A good value to represent the range 3–9 is. c. Construct a dotplot. Choose…

A: Provided information is, a teacher surveyed the students in one of his algebra classes, asking how…

Q: 1. In one season, the New England Patriots won 14 football games and lost 2 games. Which number…

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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: A Rasmussen Reports national survey of 1000 random adult Americans found that 6% felt that Saint…

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Q: The mean work week for engineers in a start-up company is believed to be about 62 hours. A newly…

A: The given responses are,  50, 51, 45, 51, 56, 64, 66, 63 The sample mean is, n = 8  The sample mean…

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…