# Statistics

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Solution Library **

#### Examples Of Quantitative Variable And Nominal Scale Variable

Question 1. An example of a quantitative variable is the telephone number of an individual. 2. An example of a nominal scale variable is the make of a car. Summary These true or false questions belong to Statistics and they discuss about quantitative variable example and nominal scale ... Read More

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#### Examples Of Ratio Scale Variable And Discrete Variable

Question 1. Credit score is an example of a ratio scale variable. 2. The number of people eating at a local café between noon and 2:00 p.m. is an example of a discrete variable. Summary These true or false questions belong to Statistics and they discuss about example of ratio scale variab ... Read More

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#### More Classes And Better Frequency and Histogram Depicts Qualitative Data

Question 1. When establishing the classes for a frequency table it is generally agreed that the more classes you use the better your frequency table will be 2. The cumulative distribution function is initially increasing then decreasing. 3. A Histogram is a graphic that is used to ... Read More

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#### Median Being A Measure Of Central Tendency and Frequency Distribution With 7 Classes

Question 1. The Median is the measure of central tendency that divides a population or sample into two equal parts. 2. If there are 7 classes in a frequency distribution then the fourth class necessarily contains the median. Summary These true or false questions belon ... Read More

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#### Sum Of Deviations Of Mean Is Zero And Empirical Rule Describes Highly Skewed Population

Question 1. The sum of deviations from the mean must be zero. 2. The median is said to be less sensitive to extreme values. 3. The Empirical Rule is used to describe a population that is highly skewed. Summary These true or false questions belong to Statistics and they di ... Read More

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#### Two Independent Events With Mutually Exclusive And Union Of Events

Question 1. If events A and B are independent and A is not an impossible event, then P(A/B) is not equal to zero. 2. If events A and B are mutually exclusive, then P(A/B) is equal to zero. 3. The union of events A and B is given by all basic outcomes common to both A and B. Summary ... Read More

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#### Ratio Variables With Unique Characteristics And Quantitative Variable

Question 1. Ratio variables have the following unique characteristic: A. Meaningful order B. An inherently defined zero value C. Categorical in nature D. Predictable 2. Which of the following is a quantitative variable? A. The make of a TV B. The VIN ... Read More

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#### Consumer Survey Represents Which Level Of Measurement And Example Of Nominal Variable

Question 1. Which of the following is a categorical or Nominal variable? A. Air Temperature B. Bank Account Balance C. Daily Sales in a Store D. The Social Security Number of a person E. Value of Company Stock 2. The level of Satisfaction in a Consumer s ... Read More

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#### Number Of Classes In Frequency Histogram And The Intervals In Frequency Distribution

Question 1. When developing a frequency distribution the class (group), intervals must be A. Large B. Small C. Whole numbers D. Mutually exclusive E. Equal 2. If there are 60 values in a data set, how many classes should be created for a frequency histog ... Read More

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#### Calculate Missing Frequency And Variance

Question 1. Consider the following frequency distribution. What is the missing value? Bin Frequency &nb ... Read More

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#### Calculation Of Standard Deviation And Chebyshevâ€™s Theorem Application

Question 1. According to a survey of the top 10 employers in a major city in the Midwest, a worker spends an average of 413 minutes a day on the job. Suppose the standard deviation is 26.8 minutes and the time spent is approximately a normal distribution. What are the times that approximately 99.73 ... Read More

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#### Calculation Of Standard Deviation And Median

Question 1. In a hearing test, subjects estimate the loudness (in decibels) of sound and the results are: 68, 67, 70, 71, 67, 75, 69, 62, 80, 73, 68 What is the median? A. 67 B. 70 C. 68 D. 69 E. 80 Put items in order: 62,67,67,68,68,69,70,71,73,75,80 Median = [11 ... Read More

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