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 1 319 1431 1536 305 8 (a) Approximate the mean and standard deviation for temperature. ? = [ ] °F (Round to one decimal place as needed.)
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This is done by adding the lower and upper limit of each range and dividing by 2. For 50-59, the midpoint is 54.5 For 60-69, the midpoint is 64.5 For 70-79, the midpoint is 74.5 For 80-89, the midpoint is 84.5 For 90-99, the midpoint is 94.5 For 100-109, the Show more…
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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 50-59 60-69 70-79 80-89 90-99 100-109 Days 5 319 1435 1546 522 13 (a) Approximate the mean and standard deviation for temperature. μ= (Round to one decimal place as needed.) σ= (Round to one decimal place as needed.)
Thuc N.
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 4 313 1446 1537 354 6 (a) Approximate the mean and standard deviation for temperature. μ = 79.8 °F (Round to one decimal place as needed.) σ = °F (Round to one decimal place as needed.)
Sri K.
Find the standard deviation for the indicated sets of numbers. A calculator may be used. The following data giving the mean number of days of rain for Vancouver, B.C., for the 12 months of the year 20,17,17,14,12,11,7,8,9,16,19,22
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