Interquartile range is a measure of spread as it calculates the spread in middle 50% of the data.
Option B is correct.
Question 7 Which one is measures of spread are: A. Percentile B. Interquartile range ° C....
8. In a perfectly symmetrical distribution a) the range equals the interquartile range. b) the interquartile range equals the arithmetic mean. c) the median equals the arithmetic mean. d) the variance equals the standard deviation 9. According to the empirical rule, if the data forma "bell-shaped" normal distribution, perce of the observations will be contained within 2 standard deviations around the arithmetic mean.. 68.26 88.89 93.75 a) 95.44 10. Which of the following is NOT sensitive to extreme values? A...
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
Question 2 One of the major measures of the quality of service provided by any organization is the speed with which the organization responds to customer complaints. A large family-held department selling furniture and flooring, including carpet, had undergone a major expansion in the past several years. In particular, the flooring department had expanded from 2 installation crews to an installation supervisor, a measurer, and 15 installation crews. During a recent year, the company got 50 complaints concerning carpet installation....
Which state has the smallest range of premiums? the smallest interquartile range?
Which state has the smallest range of premiums? the smallest interquartile range?
Which state has the smallest range of premiums? the smallest interquartile range?
15 Which of the following is a measure of dispersion? a percentiles b quartiles c interquartile range d All of the answers are correct.
i. A sample of 50 Indian households had a mean cash income of $12 per day with a standard deviation of $3 per day. A sample of 70 households had a mean cash income of $2000 per day with a standard deviation of $400 per day. Which sample has the wider spread in cash income? ii . For a lab class, student’s lab tests was ranked on a scale of 0 to 10. 8, 5, 5, 7, 3, 5, 7,...
15. Which of the following is not a measure of location? (a) mean (b) median (c) variance (d) percentile (e) quartile 16. Which of the following statements is false? (a) the median is a measure of central tendency (b) quartiles are not measures of central tendency (c) the 50th percentile is the median (d) an extreme value is likely to have a greater effect on the median than the mean (e) the 25th percentile is the first quartile (Q1) Indicate...
QUESTION 21 What is the interquartile range of the following set of data? 2, 7,12,22, 24, 31, 36, 44, 51, 55, 64