The following data represent the high-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 (°F) 50-59 60-69 70-79 80-89 90-99 100-109 Days 50 315 1448 1517 331 11 (a) Approximate the mean and standard deviation for temperature. u= 80.2 °F (Round to one decimal place as needed.) o = 8 °F (Round to one decimal place as needed.) (b) Draw a frequency histogram of the data to verify that the distribution is bell shaped. Construct a frequency histogram. Choose the correct graph below. O目 AFrequency 1750 0- 50 110 Temperature (deg F) 110 Temperature (deg F) 50 Temperature (deg F) 110 110 Temperature (deg F) Is the distribution bell shaped? A. Yes, the frequency histogram of the data is bell shaped. O B. No, the frequency histogram of the data is uniform. OC. No, the frequency histogram of the data is skewed left. O D. No, the frequency histogram of the data is skewed right. (c) According to the Empirical Rule, 95% of days in the month will be between what two temperatures? °F and F (Round to one decimal place as needed. Use ascending order.) °F

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PART C

The following data represent the high-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 (F)
Days
50-59
60-69
70-79
80-89
90-99
100-109
315
1448
1517
331
11
(a) Approximate the mean and standard deviation for temperature.
H= 80.2 F (Round to one decimal place as needed.)
8 F (Round to one decimal place as needed.)
(b) Draw a frequency histogram of the data to verify that the distribution is bell shaped.
Construct a frequency histogram. Choose the correct graph below.
OB.
Frequency
1750
50
Temperature (deg F)
110
50
Temperature (deg
110
50
Temparature (deg F)
110
50
110
Temperature (deg F)
Is the distribution bell shaped?
GA. Yes, the frequency histogram of the data is bell shaped.
OB. No, the frequency histogram of the data is uniform.
OC No, the frequency histogram of the data is skewed left.
OD. No, the frequency histogram of the data is skewed right.
(c) According to the Empirical Rule, 95% of days in the month will be between what two temperatures?
°F
°F and
(Round to one decimal place as needed. Use ascending order.)
Transcribed Image Text:The following data represent the high-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 (F) Days 50-59 60-69 70-79 80-89 90-99 100-109 315 1448 1517 331 11 (a) Approximate the mean and standard deviation for temperature. H= 80.2 F (Round to one decimal place as needed.) 8 F (Round to one decimal place as needed.) (b) Draw a frequency histogram of the data to verify that the distribution is bell shaped. Construct a frequency histogram. Choose the correct graph below. OB. Frequency 1750 50 Temperature (deg F) 110 50 Temperature (deg 110 50 Temparature (deg F) 110 50 110 Temperature (deg F) Is the distribution bell shaped? GA. Yes, the frequency histogram of the data is bell shaped. OB. No, the frequency histogram of the data is uniform. OC No, the frequency histogram of the data is skewed left. OD. No, the frequency histogram of the data is skewed right. (c) According to the Empirical Rule, 95% of days in the month will be between what two temperatures? °F °F and (Round to one decimal place as needed. Use ascending order.)
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