Mathematics, 04.01.2021 14:00, yushan2751
an art collector bought 20 paintings at an art fair, and wants to know the average price of the paintings ahe purchased at the fair. She adds the prices of all the paintingsand dividesthis number by 20 to find an average price of $3550. Is this price a sample mean or a population mean, and which symbol would be used to donate it?
Answers: 1
Mathematics, 21.06.2019 19:00, milhai0627a
Acompany manufactures large valves, packed in boxes. a shipment consists of 1500 valves packed in 75 boxes. each box has the outer dimensions 1.2 x 0.8 x 1.6 m and the inner dimensions 1.19 x 0.79 x 1.59 m. the boxes are loaded on a vehicle (truck + trailer). the available capacity in the vehicle combination is 140 m3. each valve has a volume of 0.06 m3. - calculate the load factor on the box level (%). - calculate the load factor on the vehicle level (%). - calculate the overall load factor (%).
Answers: 1
Mathematics, 21.06.2019 20:30, ellie55991
Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )
Answers: 3
an art collector bought 20 paintings at an art fair, and wants to know the average price of the pain...
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