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.)
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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 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...
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 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.
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?
Data with 650 observations are drawn from a bell-shaped distribution with a mean of 90 and...
Data with 650 observations are drawn from a bell-shaped distribution with a mean of 90 and a standard deviation of 6. Approximately how many observations are more than 102? (Round your answer to the nearest whole number.)
ata with 250 observations are drawn from a bell-shaped distribution with a mean of 60 and...
ata with 250 observations are drawn from a bell-shaped distribution with a mean of 60 and a standard deviation of 12. Approximate ow many observations are more than 84? (Round your answer to the nearest whole number) Number of observations
Consider a bell-shaped symmetric distribution with mean of 128 and standard deviation of 3. Approximately what...
Consider a bell-shaped symmetric distribution with mean of 128 and standard deviation of 3. Approximately what percentage of data lie between 119 and 128? A)68% B)99.7% C)49.85% D)47.5% E)95%
A distribution of numbers is approximately bell-shaped. If the mean of the numbers is 129 and...
A distribution of numbers is approximately bell-shaped. If the
mean of the numbers is 129 and the standard deviation is 15,
a. between what two numbers would approximately
68% of the values fall?
between
_____ and ______
b. Between what two numbers would 95% of the
values fall?
between
_____ and _______
c. Between what two values would 99.7% of the
values fall?
between
______ and ______
15.When a distribution is bell-shaped, approximately what percentage of data values will fall within 1 standard...
15.When a distribution is bell-shaped, approximately what percentage of data values will fall within 1 standard deviation of the mean? a. 50% c. 95% b. 68% d. 99.7% 21. If the mode is to the left of the median and the mean is to the right of the median, then the distribution is _________ skewed.
3.3.128 Question Help The quantitative data set under consideration has roughly a bell-shaped distribution. Apply the...
3.3.128 Question Help The quantitative data set under consideration has roughly a bell-shaped distribution. Apply the empirical rule to answer the following question A quantitative data set of size 60 has mean 30 and standard deviation 3. Approximately how many observations lie between 21 and 397 Approximately observations lle between 21 and 39 (Round to the nearest whole number as needed.)
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...
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
ata with 250 observations are drawn from a bell-shaped distribution with a mean of 60 and a standard deviation of 12. Approximate ow many observations are more than 84? (Round your answer to the nearest whole number) Number of observations
A distribution of numbers is approximately bell-shaped. If the
mean of the numbers is 129 and the standard deviation is 15,
a. between what two numbers would approximately
68% of the values fall?
between
_____ and ______
b. Between what two numbers would 95% of the
values fall?
between
_____ and _______
c. Between what two values would 99.7% of the
values fall?
between
______ and ______
3.3.128 Question Help The quantitative data set under consideration has roughly a bell-shaped distribution. Apply the empirical rule to answer the following question A quantitative data set of size 60 has mean 30 and standard deviation 3. Approximately how many observations lie between 21 and 397 Approximately observations lle between 21 and 39 (Round to the nearest whole number as needed.)
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