The loudness, measured in decibels, of a bird call has a Uniform(57, 75) distribution. Find the probability that the loudness is between 68 and 72 decibels.
What will be an ideal response?
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Provide an appropriate response.Find the equation of the line that is perpendicular to the line 6x + 4y = 12 and passes through the point (0, -2). Write the equation in standard form.
A. 2x - 3y = 6 B. 6x + 4y = -2 C. x + 6y = -12 D. 2x - 3y = 4
Solve the problem.The value of a particular investment follows a pattern of exponential growth. In the year 2000, you invested money in a money market account. The value of your investment t years after 2000 is given by the exponential growth model A = 4600e0.064t. By what percentage is the account increasing each year?
A. 6.6% B. 7.1% C. 7.0% D. 6.8%
Decide whether the equation describes a function.y = -7
A. yes B. no
Solve the problem.A football team gained 30 yards on one play, lost 19 yards on another, and gained 21 yards on the last play of the first half. They had already gained 364 yards during the half. What was the total yardage gain for the first half?
A. 434 yards B. 396 yards C. 332 yards D. 415 yards