Unimodal distribution - Study guides, Class notes & Summaries

PS 307 Exam | Questions with complete solutions A variable for which there is an infinite number of values between any two points on the scale is a ________ variable. a) Discrete b) Ratio c) Continuous d) Confounding A medical researcher interested in asthma symptoms wanted to know how symptoms were affected in dry versus humid conditions. The researchers recruited 18 asthma patients to spend four weeks under two conditions: sleeping with a dehumidifier for two weeks to create a "dry" enviro...

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

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

BESC 3010 CH 3 TEST WITH COMPLETE SOLUTIONS GRADED A+ What is the median for these data? 5, 1, 1, 3, 2 - Answer-2 Which of these measures is LEAST affected by outliers? - Answer-median Which measure of central tendency is LEAST efficient? - Answer-mode One visual difference between a bar chart and a histogram is that in a histogram... - Answer-the adjacent bars touch but in a bar chart they are separate. A normal distribution has a value of skewness that is _____. - Answer-near z...

Summary Statistics Exam Questions And Answers ( Verified And Updated ) mean - answerThe arithmetic average of a data set is the: adding all values, dividing by the number of values - answerMean is calculated by: sample size - answerIn statistics, n designates: susceptibility to skew - answerA major failing of the mean in describing a data set is its: median - answerThe midpoint of a distribution is the: mode - answerThe most frequently occurring value in the data set is: unimodal - answe...

BESC 3010 Exam 1 Questions And Answers 100% Verified. nominal level of measurement - correct cterized by data that consist of names, labels, or categories only, and the data cannot be arranged in an ordering scheme (such as low to high) ordinal level of measurement - correct answer.a measurement of a variable in which the numbers indicating a variable's values specify only the order of the cases, permitting greater than and less than distinctions interval level of measurement -...

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 ...

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...