Unimodal distribution - Study guides, Class notes & Summaries

Business Analytics Chapter 3 All Answers Correct graph for a quantitative variable ️histogram since there are no categories in a histogram, we usually slice up all of the possible values into_____ and then count the number of cases that fall in each of these ️bins like histograms, but they also give individual values ️stem-and leaf displays what are the 2 steps in making a stem-and-leaf display? ️1. use the first digit of a number (called the stem) to name the bins. The stem ...

Stat 101 Chapter 3 with Questions and Answers Display the distribution of a quantitative variable with; ANSWER Histogram, stem-leaf plot, and dot plot Distribution is described in terms of; ANSWER Shape, center and spread. Symmetric ANSWER Distribution has roughly the same shape reflected around the center. (Shape description stops at a gap.) Skewed ANSWER Distribution extends farther on side than the other. Skewed Right = More Smaller Values Skewed Left = More Larger Values (L=L) ...

Statistics final wgu academy exam questions and answers Categorical variables that there is no natural order among the categories nominal variables Categorical variables where there is natural order among the categories (low-high) ordinal variable A measurement which makes sense to talk about the difference between values but not the ratio between values interval Quantitive variables where is makes sense to talk about the difference in ratios. (Income, weight) ratio Valu...

Statistics final wgu academy exam questions and answers Categorical variables that there is no natural order among the categories nominal variables Categorical variables where there is natural order among the categories (low-high) ordinal variable A measurement which makes sense to talk about the difference between values but not the ratio between values interval Quantitive variables where is makes sense to talk about the difference in ratios. (Income, weight) ratio Valu...

AP Statistics Chapter 2 Review Practice Questions 2024. Density Curve - correct answer A curve that is always above the horizontal axis and has an area underneath of exactly one Median of density curve - correct answer The "equal areas" part, the part with half the curve to it's left and right Quartiles - correct answer Area under the curve is divided into quarters Mean of density curve - correct answer The "balance" part When does the mean equal the median? - correct answer Wh...

CHAPTER 3: DESCRIPTIVE STATISTICS, PROBABILITY, AND MEASURE OF CENTRAL TENDENCY Descriptive Statistics Correct Answer computed to reveal characteristics of the sample and to describe study variable How to describe a sample Correct Answer create a frequency distribution of the variable or variable being studied - is a plot of one variable, whereby the x-axis consists of possible values of that variable , and the y - axis is tally of each value Inferential Statistics Correct Answer comp...

MODULE 4: DESCRIPTIVE STATISTICS FOR A SINGLE VARIABLE- VOCABULARY EXAM | QUESTIONS & 100% VERIFIED ANSWERS | LATEST UPDATE | PASSED Non-numeric information based on some quality or characteristic. Correct Answer: qualitative data The most frequent value in a dataset. Correct Answer: mode A graphical display that shows data in categories as percentages of a circle. Correct Answer: pie chart Data values that are numbers, representing quantities that can be counted or measured. Corre...

STAT 101 Exam 3 with Questions and Answers The process of adding or subtracting a constant from every value of a quantitative variable ANSWER Shifting The process of multiplying or dividing all the values of a quantitative variable by a constant ANSWER rescaling The process of determining the number of standard deviations every variable of a quantitative variable is away from its mean value ANSWER standardizing What distribution is symmetric, unimodal and bell-shaped ANSWER Normal ...

cnsl 503 Mod 4 with Correct Solutions normal distribution - Answer -a frequency distribution that is shaped like a symmetrical bell, unimodal curve total relative frequency of distribution - Answer -area under curve = 100% of the data or 1.0 68% of values - Answer -% fall within 1 standard deviation of mean 95% of values - Answer -% fall within 2 standard deviations of mean 99.7 % of values - Answer -fall with in 3 standard deviations of he mean normal curve defined by - Answer -mean and ...

STAT 250 GMU EXAM 1 QUESTIONS AND ANSWERS Distribution - Correct Answer️️ -Any collection of data will have variation within the data. Three main components of NUMERICAL distribution - Correct Answer️️ -Shape (symmetric, skewed left/right, modes) Center (typical value) Variability (horizontal spread) Two steps when you examine distribution - Correct Answer️️ -visualize the data, then summarize the data. Dotplots Advantages & Disadvantages (2 each) - Correct Answer️️ -Adv...