Question: Finding the range, variance and standard deviation: The temperatures (in degrees Fahrenheit) observed during seven days of summer in Los Angeles are: 78 99 68

Finding the range, variance and standard deviation:

The temperatures (in degrees Fahrenheit) observed during seven days of summer in Los Angeles are:

78 99 68 91 104 75 85

The range of these temperatures is:

The variance of these temperatures, rounded to three decimals, is

The standard deviation, rounded to three decimals, of these temperatures is:

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