The interval that expected to contains about 95% of the data values is,
mean - 2 * standard deviation = 160 -2*21 = 160- 42 =118
mean + 2* standard deviation =160 +2*21 =160 +42=202
The interval is 118 to 202
Upgrade to macoS Mojave gnments Pre-material Assignment Pre-material Assignment 《Prev Next > Question 20 Use the...
Use the 95% rule and the fact that the summary statistics come from a distribution that is symmetric and bell-shaped to find an interval that is expected to contain about 95% of the data values. A bell-shaped distribution with mean 170 and standard deviation 25 . What is the interval?
Use the 95% rule and the fact that the summary statistics come from a distribution that is symmetric and bell-shaped to find an interval that is expected to contain about 95% of the data values. A bell-shaped distribution with mean 13 and standard deviation 2.
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