Physics, 16.07.2021 18:20 brandydailey24pe8r24
Calculate the sample standard deviation and sample variance for the following frequency distribution of heart rates for a sample of American adults. If necessary, round to one more decimal place than the largest number of decimal places given in the data
frequency
61 - 66 15
67 - 72 3
73 - 78 9
79 - 84 7
85 - 90 14
Answers: 1
Physics, 22.06.2019 13:30
6–43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.
Answers: 2
Physics, 23.06.2019 03:00
The device shows the relative humidity at 22°c. what’s the water vapor density if the maximum water vapor in air at this temperature is 20 grams/cubic meter? a device showing that at 22 degrees celsius the relative humidity is 58%. a. 11.6% b. 11.6 g/m3 c. 12.76% d. 12.76 g/m3 reset next
Answers: 2
Calculate the sample standard deviation and sample variance for the following frequency distribution...
Mathematics, 24.07.2020 02:01
Mathematics, 24.07.2020 02:01
Mathematics, 24.07.2020 02:01
Mathematics, 24.07.2020 02:01