Which of the following descriptive statistics tells you how spread out a set of measurements is?
A.Confidence Limit
B. Standard Deviation
C. Mean
D. Standard Error
Option B) is correct.
B. Standard Deviation
Standard deviation is measure of dispersion.
Which of the following descriptive statistics tells you how spread out a set of measurements is?...
While calculating descriptive statistics for Data Set A and Data Set B, you note that both data sets have the same mean. However, Data Set A has a smaller standard deviation than Data Set B. What does this indicate about the measurements in Data Set A as compared to those in Data Set B? Group of answer choices The data in set A is more spread out than the data in set B. The data in set A is more...
Summary of Descriptive Statistics Excel will tabulate a summary of the descriptive statistics for central tendency and using the Data Analysis Pack. Click Data Click Data Analysis .In the pop-up list click on Descriptive Statistics and hit OK . In the pop-up box in the input range type A2:A75 or highlight this region . Click the box next to summary statistics Click OK A box of summary statistics will appear like the one below Mean Standard Error Median Mode Standard...
QUESTION 23 Which of the following is the most descriptive measure of spread? Median Standard deviation Range Mean QUESTION 24 Which of the following describes a measure of Spread? Range and interquartile range (IQR) Variance and Standard Deviation (std) Mean, Median and Mode More than one answer is correct QUESTION 25 Sample standard deviation s is the estimator of population standard deviation o. True False
Which of the following tells you on average how much error you have when you use a regression to predict someones score on Y? A. Standard error of the estimate B. Standard deviation C. Error of deviation D. Precision of error score
You recently took a statistics exam in a large class. The instructor tells the class that the scores were Normally distributed, with a mean of 72 (out of 100) and a standard deviation of 12 . The median for the exam is: A. 84 . B. 60 . C. 72 . D. 50 .
Suppose your statistics instructor tells you that you scored 82 on an exam and that the class mean was 82. You should hope that the standard deviation of the exam scores was _______ A. smaller than 1. B. any value. C. larger than 1. D. 1.
Question 1 Descriptive statistics is: a. Used to demonstrate the relationship between two variables b. Expressing the average distance that the scores in a set of data fall from the mean c. Measure of the degree of relationship between two variables d.Description of the average score & a description of how spread out or close together the data lie What is the independent variable in the following experimental title: The effect of regulating stress reactions on personality in adolescents with...
1.The two branches of statistics are (1.1) a) dependent and independent c) descriptive and inferential 2.When we compute averages and standard deviations or graph data, we are b) population and sample d) ull and alternative workinq within a)descriptive statistics c) hypothesis testing 3. Which of the following groups is likely to have a lower standard deviation? b)inferential statistics d) statistical graphing (3.2) Group A: average heights of 13-year-old males Group B: average heights of 25-year old males a) Group A...
- A variable is a. Unit upon which measurements are made b. Data collection form c. The characteristic being measured d. The realized measurement - For what kind of data are bar graphs best suited? a. Nominal or Ordinal b. Ordinal or Interval c. Nominal or Interval d. Interval or Ratio - Histograms display frequencies for what level of measurement? a. Ordinal b. Interval or Ratio c. Categorical d. Nominal - The term for a value that best describes the...
Descriptive statistics have which of the following properties? Select one: O a. They are numerical or graphical summaries of data. O b. They are used to examine relationships between variables in a data set O C. They are used to see how well sample data can be generalized to the population. O d. All of the above.