What is the IQR (Q3 – Q1) of the following data set:  38, 34, 21, 28, 70, 38, 66

Q: You have a data set of {9, 5, 10, 7, 9, 10, 11, 8, 12, 9} to analyze. Calculate the z-scores for the…

A: The z-score is given as follows : Where, X is the raw score, μ is the population mean and standard…

Q: What is the mode for the following set of data? 2.4, 1.3, 3.9, 3.1, 4.2, 6.4, 1.4, 4.6, 2.9, 1.5,…

A: Given,           The set of data's are            2.4 ,1.3 , 3.9 , 3.1 , 4.2 , 6.4 , 1.4 , 4.6 , 2.9…

Q: An ambulance service responds to emergency calls for two counties in Virginia. One county is an…

A:

Q: The mean, mode and median of 4 datasets are shown below. mean median mode Dataset 1 65 90 95 Dataset…

A: Given data

Q: In modified boxplots, a data value is a(n) if it is above Q3+ (1.5)(IQR) or below Q1- (1.5)(IQR).

A: In this case, we need to fill appropriate answer in the blank of the given statement.

Q: Use the following data set: 13, 8, 10, 7, 13, 9, 7, 11, 12, 10, 13 to answe questions The first…

A: The given data is arranged in ascending order as shown below: 7, 7, 8, 9, 10, 10, 11, 12, 13, 13, 13…

Q: Different data sets can not be compared to one another if they are normally distribut True O False

A: Different data set can be compared if they are normally distributed by using Chi square goodness of…

Q: Find the range and standard deviation of the set of data. 6,9,12,14,18,19

A:

Q: What is the IQR for the data set?

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

Q: A study is run to compare participants assigned to different diet programs and the data are analyzed…

A:

Q: 8. Determine the first quartile for this data set. 16, 28, 24, 7, 14, 27, 23, 18, 25, 16, 11

A: According to our policy at Bartleby, I can solve only one question. I'm solving question number 8.…

Q: The third quartile of the data: 22,17,10,35,40,18,9 is equal to

A: These are the sample data that have been provided: Observation: XX 1 22 2 17 3 10 4 35…

Q: Find mean, sample variance, SD and CV for the following data. 20, 25, 35, 30, 40, 45, 35

A:

Q: find 2nd quartile for given data 12,15,6,3,7,9,8,4,14,19,18,16,13,15,14,12,15,5

A:

Q: find sample sd for given data   11,15,18,19,19,20,20,20,24,25

A: X X2 11 121 15 225 18 324 19 361 19 361 20 400 20 400 20 400 24 576 25 625…

Q: In the ordered data: 20, a, 25, 30, 40, b, 49. If the first quartile=23.5 and IQR=19, then find a…

A:

Q: If a group of data 4,6,3,8,5,5,9,10, and 30 were gathered, which will be the best to represent the…

A: Median  will be the best to represent the average in this group of data.

Q: ut30 covers 95% of the items in a data set. A True False

A: We have given that a statement. We need to tell the given statement is true or false with a proper…

Q: 1.) Which of the following boxplots represents the dataset 4, 7, 10, 11, 12, 12, 14, 17, 18? A

A: To draw the boxplot, follow the following steps: Enter the data into Excel. Select the data and…

Q: What is the mean of the data set comprising the numbers 7, 8, 4, 5 and 11

A: Data set: 7, 8, 4, 5 and 11 Number of observations = 5

Q: Who Smokes More: Male Students or Female Students? Information on a sample of 362 college students…

A: Provided information is, a sample of 362 college students is collected. It is observed that 27 of…

Q: The z-scores are

A: Here use standard normal distribution table for z score

Q: Use the following data set. 35, 22, 20, 22, 16, 24, 25, 24, 23, 25, 25, 19, 15, 28, 32, 37, 40 How…

A: Skewness is used to measure the spread of data. There is three types of skewness, they are positive…

Q: find 5th quartile for given data  12,15,3,4,12,18,17,5,6,9,20,19,13,4,7,17

A: Solution  Its 50 th quartile not 5th quartile

Q: It is a good idea to consider all three measures of central tendency in analyzing a data set. O True…

A:

Q: is the number of showers a person takes in a week a classified as a  discreet data

A: Discrete data are thoe values that can be counted.for example number of persons in h family.Number…

Q: What is the variance of the data set 14,23,9,12,21,18,8

A:

Q: Find the mode and identify the type of mode in the given data set. 18, 17, 16, 15, 14, 13, 12.

A: Mode :  In the given data, no observation occurs more than once.

Q: Find IQR for the dataset below. 4, 17, 7, 14, 18, 12, 3, 16, 10, 4, 4, 11 a) O 10.5 b) О 12 c) O…

A: Given data is4,17,7,14,18,12,3,16,10,4,4,11Sample size(n)=12Arrange the given data in Ascending…

Q: Determine the number of modes for the following data set: 83, 3, 56, 72, 21, 48, 60, 18, 33 Enter: O…

A: The given data set is, 83, 3, 56, 72, 21, 48, 60, 18, 33 The ascending order of the data set is, 3,…

Q: Which one measure of central tendency should you report for the variable SOCIAL CLASS (1=lower,…

A: The measure of central tendency provides a measure about the center of the set of the observations.

Q: Use the following data set: 8, 3, 5, 2, 8, 4, 2, 6, 7, 5, 8 to answer questions The third quartile…

A:

Q: If your score on your next statistics test is converted to a z score, which of these z scores would…

A: Note that always it is preferred to score the highest score in test.

Q: Find the lower quartile (Q1) of the following set of scores: 6, 7, 8, 9, 11, 13, 15

A:

Q: If there are 13 data points in a set of data, what is the number of degrees of freedom?

A: Sample size n=13

Q: find 3rd quartile for given data 12,15,14,18,16,1,5,9,6,7,6,7,15,14,16,32,25,5

A:

Q: Find the five-number summary of the given data set. 14, 11, 8, 1, 23, 20, 17, 5, 19, 10, 12,…

A: The minimum value of a data set is the least value in the set. The maximum value of a data set is…

Q: Find quartile 2 (Q2) of the data set. {-4, -6, -9, -3, -2, -4, 0} O 4 O - 2

A:

Q: Example 3. A survey company investigated 800 car owners and found, 65- owned Maruti car and 300…

A:

Q: For the given dataset, find the range? 21,13,24,31,18,16,34,11

A: Given that  The data set 21,13,24,31,18,16,34,11

Q: In a mathematics class, the scores of 10 students in their Mathematics are the following: 4 14 10 8…

A: Given data: Using Linear interpolation: 1) Arrange tha data set in increasing order,. 2) find…

Q: Consider the data set given by, (11, 17, 18, 23, 25, 26, 26, 31, 31, 33, 41, 44, 45, 48, 53}

A: Given data are arranged in assending order, 11,17,18,23,25,26,26,31,31,33,41,44,45,48,53 n= no. of…

Q: Given the data: 1, 1, 3, 7, 7, 16, 21, 27, 30, 31. What score denotes the lower quartile, middle…

A:

Q: What is the definition of mode of a data set?

A: The mode of the data set is........

Q: Use the following data set: 8, 3, 5, 2, 8, 4, 2, 6, 7, 5, 8 to answer questions The third quartile…

A: The no.of observations are, n = 11 The ascending order data set is,  2, 2, 3, 4, 5, 5, 6, 7, 8, 8, 8…

Q: Consider the following data set: 10, 13, 18, 16, 15, 12, 20. Round your answers to the nearest…

A: Number of samples (n) = 7 X 10 13 18 16 15 12 20

Q: The median of a sample with data values of 8,19,12,17,16 is?

A:

Q: What is the mean of the data set comprising the numbers 7, 8, 2, 5 and 8?

A: Given data set,7,8,2,5,8 Mean=?

Q: A set of data has a mean of 16, a media of 15, and a mode of 14. Which of these numbers must be a…

A: Given: Mean = 16 Median = 15 Mode = 14