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5. Which of the following statements is CORRECT about the shape of the normal curve? a. The shape of the normal curve is based on the given Mean and Standard Deviation of the distribution. b. The shape of the normal curve is based on the given Mean and Median of the distribution. c. The shape of the normal curve is based on the given area and standard Deviation of the distribution. d. All of the above 6. Which of the following statements is the characteristic of a normal probability distribution? a. The three measures of central tendency such as mean, mode, and median are equal. b. The three measures of central tendency such as mean, mode, and median are not equal c. The two measures of central tendency such as mean and mode are equal while the median is greater than zero d. The two measures of central tendency such as mean and mode are equal while the median is less than zero. 7. Suppose that distribution of data about the number of deaths of COVID 19 positive has a mean of 45 and a standard deviation of 18. How many standard deviations away from the mean is a value of 81? a. It is one standard deviation above the mean b. It is two standard deviations above the mean It is one standard deviation below the mean c. d. It is two standard deviations below the mean

5. Which of the following statements is CORRECT about the shape of the normal curve? a. The shape of the normal curve is based on the given Mean and Standard Deviation of the distribution. b. The shape of the normal curve is based on the given Mean and Median of the distribution. c. The shape of the normal curve is based on the given area and standard Deviation of the distribution. d. All of the above 6. Which of the following statements is the characteristic of a normal probability distribution? a. The three measures of central tendency such as mean, mode, and median are equal. b. The three measures of central tendency such as mean, mode, and median are not equal c. The two measures of central tendency such as mean and mode are equal while the median is greater than zero d. The two measures of central tendency such as mean and mode are equal while the median is less than zero. 7. Suppose that distribution of data about the number of deaths of COVID 19 positive has a mean of 45 and a standard deviation of 18. How many standard deviations away from the mean is a value of 81? a. It is one standard deviation above the mean b. It is two standard deviations above the mean It is one standard deviation below the mean c. d. It is two standard deviations below the mean

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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PLEASE ANSWER THE LAST 3 SUBPARTS, ITEMS 5 TO 7
1. The total area under the normal curve is a. -1 b. 0 c. 0.5 d. 1 2. The normal curve is bell-shaped. a. False b. True c. Sometimes d. It depends 3. Which part of the normal curve is extended indefinitely in both directions along the horizontal axis, approaching but never touching it? a. center b. tail c. top d. spread 4. Under the curve, the area to the left of the mean is_ a. 30% b. 47.72% c. 50% d. 68 5. Which of the following statements is CORRECT about the shape of the normal curve? a. The shape of the normal curve is based on the given Mean and Standard Deviation of the distribution. b. c. The shape of the normal curve is based on the given Mean and Median of the distribution. The shape of the normal curve is based on the given area and standard Deviation of the distribution. d. All of the above 6. Which of the following statements is the characteristic of a normal probability distribution? a. The three measures of central tendency such as mean, mode, and median are equal. b. The three measures of central tendency such as mean, mode, and median are not equal c. The two measures of central tendency such as mean and mode are equal while the median is greater than zero d. The two measures of central tendency such as mean and mode are equal while the median is less than zero. 7. Suppose that distribution of data about the number of deaths of COVID 19 positive has a mean of 45 and a standard deviation of 18. How many standard deviations away from the mean is a value of 81? a. It is one standard deviation above the mean b. It is two standard deviations above the mean c. It is one standard deviation below the mean It is two standard deviations below the mean d.
Transcribed Image Text:1. The total area under the normal curve is a. -1 b. 0 c. 0.5 d. 1 2. The normal curve is bell-shaped. a. False b. True c. Sometimes d. It depends 3. Which part of the normal curve is extended indefinitely in both directions along the horizontal axis, approaching but never touching it? a. center b. tail c. top d. spread 4. Under the curve, the area to the left of the mean is_ a. 30% b. 47.72% c. 50% d. 68 5. Which of the following statements is CORRECT about the shape of the normal curve? a. The shape of the normal curve is based on the given Mean and Standard Deviation of the distribution. b. c. The shape of the normal curve is based on the given Mean and Median of the distribution. The shape of the normal curve is based on the given area and standard Deviation of the distribution. d. All of the above 6. Which of the following statements is the characteristic of a normal probability distribution? a. The three measures of central tendency such as mean, mode, and median are equal. b. The three measures of central tendency such as mean, mode, and median are not equal c. The two measures of central tendency such as mean and mode are equal while the median is greater than zero d. The two measures of central tendency such as mean and mode are equal while the median is less than zero. 7. Suppose that distribution of data about the number of deaths of COVID 19 positive has a mean of 45 and a standard deviation of 18. How many standard deviations away from the mean is a value of 81? a. It is one standard deviation above the mean b. It is two standard deviations above the mean c. It is one standard deviation below the mean It is two standard deviations below the mean d.
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