The data below are the number of absences and the final grades Number of absences, x 2 5 8 6 11 4 17 10 7 Final Grade, y 90 78 72 74 63 84 47 68 74 OA -0.991 OB. -0.918 OC. -0.888 OD. -0.899

Q: Find the variance for this data set of salaries 30, 34, 52, 48, 25, 36, 27 Round the…

A: The mean of the sample data can be obtained as:

Q: Q7: The concentration of nicotine... The concentration of nicotine was measured in a random sample…

A: Given Information : The concentration of nicotine was measured in a random of 40 cigars . The data…

Q: What are 2 situations when you will use mode as a measure for central tendency.

A: Mode mode is the value which occurs most frequentlyn in the data set of observation and around which…

Q: which data set has the highest variability?  3,3,4,4,4,2,3 1,1,1,1,1,2,2,7…

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

Q: Describe a set of data in which it would be most appropriate to use the mode as the measure of…

A: Mode is a measure of central tendency which represents the most frequent score in our data set. Mode…

Q: find 3rd percentile for given data 12,13,20,16,5,4,6,9,7,14,16,18,19,16,25,15,14,5

A:

Q: Find the variance for this data set of numbers: 58,64,24,28,38,46

A: Given sample is: 58,64,24,28,38,46. Sample size = n = 6.

Q: Find sd.The differences between two sets of dependent data are​ 0.4, 0.24,​ 0.22, 0.26, 0.34. Round…

A: The formula for sample standard deviation is,

Q: Find the mean and variance of Set S (-8, 4, 0, 10, 16, 20)

A:

Q: Is the number of limbs a person has considered discrete data?

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Q: The rows of data set represent observations true of false

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Q: What is the mean of the following data: 0,0, 1, 1, 1, 2, 2, 2, 3, 3

A: Given data, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3

Q: Draw a scatter diagram for a set of data that has an r= -1

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Q: the mean of a collection of data is located at the.          of a distribution of data

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Q: Find the 5th Deciles or D5 of the following test score of a random sample of ten students: 35, 42,…

A:

Q: 1,2,2,4,6,8,9,10,11,12,12,13,14,15,17,17,18,18,20,22,24,24 Sketch a histogram for the data above…

A: The frequency distribution for the data is as follows:

Q: The data in the table is the number of absences for 7 students and their corresponding grade.…

A: n=7 Alpha=0.01 Number of Absences    Grade0                                          5.51…

Q: The data table shows the ages in years of 10 men with systolic blood pressure.  The Age,x: 18, 26,…

A:

Q: The midterm and final exam grades for a statistics course are provided in the data set below.…

A: Solution: We are given the z-scores for midterm and final exam. These are:z-score for midterm:…

Q: Table shows the height in inches of 8 high school girls s d their scores on an IQ test. Height,x:…

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Q: Hair colors are an example of which type of data?

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Q: Which term best describes the shape of the data distribution pictured?

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Q: Q4/ Construct a boxplot for the following data representing the number of games pitched by major…

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Q: The value(s) that occurs most frequently in a data set is called the

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Q: Twenty-five randomly selected students were asked the number of movies they watched the previous…

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