If a data set is bell shaped, with mean 10 and SD 4, what proportion of...

Question

Question

If a data set is bell shaped, with mean 10 and SD 4, what proportion of measurements are less than 0?

Answer 1

Answer #1

Answer 2

Similar Homework Help Questions

The mean of a set of data that follows a "bell-shaped" distribution is 236 grams. The...

The mean of a set of data that follows a "bell-shaped" distribution is 236 grams. The standard deviation is 11 grams. Approximately 95% of the data values are within _________ grams of the mean.
Data are drawn from a bell-shaped distribution with a mean of 130 and a standard deviation...

Data are drawn from a bell-shaped distribution with a mean of 130 and a standard deviation of 5. There are 1,500 observations in the data set. a. Approximately what percentage of the observations are less than 140? (Round your answer to 1 decimal place.) Percentage of observations b. Approximately how many observations are less than 140? (Round your answer to the nearest whole number.) Number of observations
Data are drawn from a bell-shaped distribution with a mean of 75 and a standard deviation...

Data are drawn from a bell-shaped distribution with a mean of 75 and a standard deviation of 5. Using Chebyshev's theorem, Approximately what percentage of the observations are less than 65?

The grades on a test have a bell-shaped distribution with a mean grade of 150 and...

The grades on a test have a bell-shaped distribution with a mean grade of 150 and a standard deviation of 20. Using the empirical rule, what proportion of grades are a. less than 110 b. between 130 and 150
Data are drawn from a bell-shaped distribution with a mean of 100 and a standard deviation...

Data are drawn from a bell-shaped distribution with a mean of 100 and a standard deviation of 4. a) Approximately why percentage of the observations fall between 92 and 108? - b) Approximately what percentage of the observations fall between 88 and 112? - c) Approximately what percentage of the observations are less than 96? - I’m having a lot of trouble with these, please explain each problem and show work.
Question 4 (10 points): A distribution of measurements is relatively mound-shaped with mean 45 and standard...

Question 4 (10 points): A distribution of measurements is relatively mound-shaped with mean 45 and standard deviation 15 (a) What proportion of the measurements will fall between 30 and 60? (b) What proportion of the measurements will fall between 15 and 75? (c What proportion of the measurements w fall between 30 and 75? (d) If a measurement is chosen at random from this distribution, what is the probability that it will be greater than 60?

Data are drawn from a bell-shaped distribution with a mean of 80 and a standard deviation...

Data are drawn from a bell-shaped distribution with a mean of 80 and a standard deviation of 4 a. Approximately what percentage of the observations fall between 72 and 88? (Round your answer to the nearest whole percent.) Percentage of observations b. Approximately what percentage of the observations fall between 68 and 92? (Round your answer to the nearest whole percent.) Percentage of observations c. Approximately what percentage of the observations are less than 76? (Round your answer to 1...
10) Suppose that a distribution of test scores is approximately symmetric and bell-shaped and the middle...

10) Suppose that a distribution of test scores is approximately symmetric and bell-shaped and the middle 95% of scores are between 72 and 84. What are the mean and standard of this distribution? Mean 78, SD-3
Data are drawn from a bell-shaped distribution with a mean of 95 and a standard deviation...

Data are drawn from a bell-shaped distribution with a mean of 95 and a standard deviation of 6. a. Approximately what percentage of the observations fall between 83 and 107? (Round your answer to the nearest whole percent.) b. Approximately what percentage of the observations fall between 77 and 113? (Round your answer to the nearest whole percent.) c. Approximately what percentage of the observations are less than 83? (Round your answer to 1 decimal place.)

Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 10

Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 10. Use the empirical rule to determine the following (a) What percentage of people has an IQ score between 70 and 1307 (b) What percentage of people has an IQ score less than 90 or greater than 110? (c) What percentage of people has an IQ score greater than 120?