Question: The following data represent thehigh-temperature distribution for a summer month in a city for some of the last 130 years. Treat the data as a

The following data represent thehigh-temperature distribution for a summer month in a city for some of the last 130 years. Treat the data as a population. Complete parts(a) through(c).

Temperature Days

50-59 5

60-69 323

70-79 1412

80-89 1491

90-99 325

100-109 9

(a) Approximate the mean and standard deviation for temperature.

(b) Use the frequency histogram of the data to verify that the distribution is bell shaped.

Option one:

No, the frequency histogram of the data is not bell shaped.

Option 2:

Yes, the frequency histogram of the data is bell shaped.

c) According to the empiricalrule, 95% of days in the month will be between what twotemperatures?

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