a) The IQR is a measure of spread of the 50% of a set of data. b) In a set of data that contains 250 data, to calculate the 40th percentile which 2 data must you average? c) What are the 3 measures of central tendency? and

Q: I'd you chose to compute a median for a variable, which measure of variability would you most likely…

A: Introduction: It is required to identify the measure of variability that is most likely to be…

Q: Develop the ability to picture the distribution of data in the format of a histogram or relative…

A: This question focuses on developing the ability to visualize the distribution of data in the form of…

Q: What is the mean of the data set comprising the numbers 7, 6, 5, 6 and 11?

A: Here Given Data set 7,6,5,6,11

Q: A population of scores has a mean = 26, a median = 23, and a mode =22.  What is the most likely…

A: Given: Mean = 26 Median = 23 Mode = 22

Q: How many data points are presented in the histogram? 5 4 3 2 1 0 0 1 2 3 4 5 6 7 8 9 10 11

A: The number of data points that are presented in the Histogram is determined below as follows:   From…

Q: Which value is greater than at most 75% of all scores in a data set?

A: The median is middle value of the observations, above or below which 50% of the observations lie.

Q: LOCA- TION 1 DATA 49 POINT LOCA- 13 TION DATA 78 2 63 14 78 3 63 15 78 4 68 16 80 70 17 83 6 72 18…

A: here total observations = n = 24  no. of observations below 90 = 20 percentile of 90 = ?

Q: Q3) Calculate the mean, the median and the mode of each of the following data sets a. 2, 3, 4, 5, 7,…

A: Answer  Given  Mean is the sum of the terms divided by the total number of terms. Median is the…

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

A:

Q: A researcher has collected the following sample data: 3, 5, 12, 3, 2. The mean of the sample is 5.…

A:

Q: Is the Median a good way to represent the number of points scored per game for all the players?

A: Is the Median a good way to represent the number of points scored per game for all the players ?

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: The frequency distribution for the commission earned (in dollars) by salespeople employed at several…

A:

Q: A data set is described as consisting of n = 15 scores. Based on the notation being used, the data…

A: We have the following statement .

Q: a? stem-and-leaf plot of the test scores 67,72,85,75,89,89,87,90,98,100. How does the? stem-and-leaf…

A: Given: The data are given in this case: 67,72,85,75,89,89,87,90,98,100

Q: 4. This box plot represents scores on the final exam for a physics class. + + 75 80 85 90 95 100 a).…

A:

Q: Find the number of pieces of data in your set (this is n), the mean, median, mode, range, and…

A: The data is given as, 32, 36, 29, 34, 31, 33, 27, 34

Q: The first quartile of the data values 45, 48, 31, 48, 50, 30  equals ?

A: Arranging the data into ascending order: 30, 31, 45, 48, 48, 50

Q: Determine the mean of the given data -14,5,3,-15,-4,1

A: The answer is given below:

Q: Identify the elements in the figure that show (a) the mean and (b) indicate a measure of variability…

A: The given figure shows the mean and variability of four Body tissues- Fin, Muscle, Blood and Plasma…

Q: Is the data point, P, an outlier, an influential point, both, or neither? The regression equation…

A: Given information- We have given a set of paired data is- Correlation coefficient, r = 0.92 We have…

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: The following table gives the favorite color of each student in a large statistics class. Color…

A: The variable of the data set is "students"

Q: If a data set has 15 mean standard daviation 2 , percentage observation lie between 13 and 17

A: From the given information, Consider, X be the number of observation that has mean of 15 and…

Q: Find a set of 5 items in a data set that have a range of 9, a mean of 11, a median of 12, and a mode…

A: We have to find a set of 5 items in a data set that have a range of 9, a mean of 11, a median of 12,…

Q: Which one measure of central tendency would you report for the variable SEX (1=male, 2= female)

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

Q: 7. In a test of hypothesis, H, µ= 342 vs H,: µ>342, the sample size is 9, the test statistics is…

A: Given information- Hypothesis Null Hypothesis: Ho: µ = 342 Alternative Hypothesis: Ha: µ > 342…

Q: A researcher has collected the following sample data: 3, 5, 12, 3, 2. The mean of the sample is 5.…

A: Remark: We know that the range of a sample data is defined as the difference between the lowest and…

Q: Nuclear power: The following table presents the number of nuclear reactors as of August 2, 2013, In…

A: Given data is2,1,7,2,2,19,18,6,4,9,4,20,1,2,1,3,2,33,4,2,23,10,15,100

Q: MOTHER'S HIGHEST DEGREE Frequency Percent Less than high school High school Junior college 557 30.52…

A:

Q: Which one measure of variation should you report for SOCIAL CLASS(1=lower, 2= working,…

A: The range is used as a measure of variation report for SOCIAL CLASS.

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

A:

Q: ompute 75th percentile for the data given               45, 32, 37, 46, 39, 36, 41, 48, 36.

A: Given data: 45, 32, 37, 46, 39, 36, 41, 48, 36. To compute 75th percentile: Percentile is a number…

Q: Find a set of 5 items in a data set that have a range of 9, a mean of 1, a median of 12, and a mode…

A: Given that, Sample size (n)=5Range=9Mean=11Median=12Mode=15