Q1. Sketch a histogram to represent this data table. Q2. Label the x- & y-axis with both words and numbers Q3. Does it represent "normal" or "non-normal distribution"? Q4. Explain WHY it is normal or non-normal.

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: Grade-point averages. Find the mean and median for the grouped data in the following table.…

A:

Q: The Q1 is 23.5. and Q3 is 31.1

A: (f)Coefficient of variation for original river’s data:

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: 3. Students in a class were asked the make of their cars. Out of 100 students, 15 had Honda, 16 had…

A: A data can be raw or grouped, with some pro and cons associated with both of them. The raw data has…

Q: 1. From the picture, describe the SHAPE of the distribution and justify your answer. 2. Describe…

A: From the above constructed figures, it is clear that the distribution is skewed to the left because…

Q: he mean is not appropriate for describing which two types of data? O Nominal and Interval data O…

A: Mean is used to measure the central tendency of a numerical data. Now, there are 4 types of data, i.…

Q: xplain how to use a boxplot show you the measures of center variations, and distribution of data set

A: Box and whisker plot: A type of graph used to display patterns of quantitative data is called a box…

Q: y-Values that would form the summary points of the median-med for the dataset in the table. y 15 16…

A: To find the three median y-values that would form the summary points of the median-median line:…

Q: 40 Me Ste N 30- 20 10- -10 10 20 30 Years of Service Frequency

A: Histogram is a graphical representation which indicates the frequency of specified ranges of…

Q: (5) variable summarized in the following histogram, and why? Which measures of center and…

A: The data is a right skewed data containing several outliers which will easily affect the mean value…

Q: In a distribution of scores, the mean is 12, the median is 8 and the mode is 4. Describe the shape…

A: A distribution is said to be positively skewed / right skewed if Mode > Median > Mean  and…

Q: e Sq Feet 1512 1023 2436 3559 Beds 3245 3 2 4

A: The linear correlation between x and y is described by its correlation coefficient, which  provides…

Q: Proportion of fatalities by location of injury for motorcycle accidents Abdomen/ Full data set…

A: Null and alternative Hypothesis H0:- The distribution of fatal injuries for riders not wearing a…

Q: Our cla orded the temperature at noon each day for 21 school days in the spring. The lowest…

A: Given the temperature at noon each day for 21 school days in the spring. The lowest temperature (in…

Q: The average child has 10 toys on their Christmas List. Is the mean different for Christmas Lists of…

A: a. Since sample size is small and population standard deviation is unknown, t-test is appropriate in…

Q: 3 S 9 B 32454 535 389 229 459 1 440

A: We know that a statistical indicator of the strength of the association between two variables'…

Q: Describe each of the 3 of your variables (two independent and one dependent) by calculating and…

A: Given Dependent variable Years Independent Variable Homicides Computing 1 measures of…

Q: Part 2: Use the histogram of Price of Jeans (all styles) to choose the correct statement about the…

A:

Q: For qualitative data, the mean is the best measure of center. False

A: Qualitative data contains categorical variables. It includes values that do not have numerical…

Q: (1) Create a list of 5 data values that matches the following description. 3. is the median and…

A: Given,two of the values=17, 24median , mode=3average=27

Q: Give an example of a. univariate data. b. bivariate data.

A: There are two types of data: Univariate data Bivariate data

Q: Compare the mean and the median of a data set that has a symmetrical distribution

A: Mean: The arithmetic mean (also called the mean) is the most commonly used measure of central…

Q: Construct a stem-and-leaf plot of the test scores 68, 73, 85, 75, 89, 89, 87, 90, 99, 100. How does…

A: For the given observations of scores 68,73,85,75,89,89,87,90,99,100The steam and leaf plot shows the…

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: When is it best to use the mode as a measure of center? Describe what type of data would lead you to…

A: The mode is the least used of the measures of central tendency and can only used when dealing with…

Q: 1. For each of the datasets described below, decide which measure of central tendency would be most…

A: Hi! Thank you for the question As per the honor code, We’ll answer the first question since the…

Q: 2. The speeds (in km/hr) of 14 roller coasters found around the world are given below. Find the…

A: First arrange the data in ascending order. Median is calculated as,…

Q: State whether you would expect the data set to be normally distributed. Amount of credit card debt…

A: A dataset is said to be normally distributed if it is symmetrically distributed and there is no…

Q: 4. Ms. Risi gives her Data Management class a quiz out of 10. The results are summarized the in the…

A: Hi! Thank you for the question. As per the honor code, we are allowed to answer three sub-parts at a…

Q: Describe when you would use an analysis of variance versus an independent samples t-test.

A: Analysis of variance (ANOVA) is used when we have more than two independent samples whereas…

Q: It's often a good idea to think about what the distribu- tion of a data set might look like before…

A: Given two variables without data to check the shape of the distribution.

Q: Create a histogram for each of your variables using the same classes that you used for your…

A: The first histogram that is defined for male population is skewed to the right a it has a frequency…

Q: Brand A Brand B Brand C Dotplot of Brand A, Brand B, Brand C : • 6 9 12 15 Lifetimes (in hours) 18

A: Given the dot plot of 3 brands of lifetimes ( in hours).Want to find out which brand has the…

Q: Which of the following is true about the set of data? 15,15,13,17,15,15,19 ?a. The median is equal…

A: Given data: Let, x =  15,15,13,17,15,15,19  To find: Which of the following is true about the set of…

Q: 26. How can you describe the spread of data using a box-and-whisker plot?

A:

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: The line drawn within the box of the box-and-whisker plot represents the mean.   TRUE FALSE

A:

Q: O 0 0 (f) (g) (h) (i) (j) 28. (a) with (g), (b) with (j), (c) with (i), (d) with (f), and (e) with…

A: The boxplot depicts 1st 3 quartiles, minimum, and maximum.