Mathematics, 04.11.2020 19:00 gagem1278
A random sample of 12 men age 60-65 has a mean blood pressure of 142. 3 mmHg and a standard deviation of 20.8 mmHg. Construct a 99% confidence interval for the standard deviation of all men age 60-65.
Answers: 2
Mathematics, 21.06.2019 16:30
Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?
Answers: 3
Mathematics, 21.06.2019 21:30
Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth
Answers: 1
A random sample of 12 men age 60-65 has a mean blood pressure of 142. 3 mmHg and a standard deviatio...
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