Question: Often, frequency distributions are reported using unequal class widths because the frequencies of some groups would otherwise be small or very large. Consider the followingdata,

Often, frequency distributions are reported using unequal class widths because the frequencies of some groups would otherwise be small or very large. Consider the followingdata, which represent the daytime household temperature the thermostat is set to when someone is home for a random sample of 744 households. Determine the classmidpoint, ifnecessary, for each class and approximate the mean and standard deviation temperature.

Click the icon to The sample mean is

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(Round to one decimal place asneeded.)

The sample standard deviation is

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(Round to one decimal place asneeded.)

view the frequency distribution for the daytime household temperature.

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