Mathematics, 29.10.2019 00:31 officialgraciela67
Amanufacturer claims that the average tensile strength of thread a is equal to the average tensile strength of thread b. to test this claim, 25 pieces of a type of thread and 36 pieces of b type of thread were tested under similar conditions. type a thread had an average tensile strength of 81 kilograms with a standard deviation of 5.2 kilograms, while type b thread had an average tensile strength of 76 kilograms with a standard deviation of 3.4 kilograms. test the manufacturer’s claim using a 0.05 level of significance.
Answers: 3
Mathematics, 21.06.2019 18:10, ltuthill
Jordan has $5.37, which he is using to buy ingredients to make salsa. he is buying one red pepper for $1.29 and three pounds of tomatoes. if jordan has exactly the right amount of money he needs, what is the price per pound of the tomatoes? choose the correct equation to represent this real-world problem. solve the equation and verify the reasonableness of your answer. a pound of tomatoes costs .
Answers: 1
Mathematics, 21.06.2019 21:00, noahdwilke
What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.
Answers: 1
Mathematics, 21.06.2019 21:30, myhomeacc32
Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?
Answers: 1
Amanufacturer claims that the average tensile strength of thread a is equal to the average tensile s...
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