Jake found a turtle at Collins Hill Park. He has an aquarium in the shape of a right rectangular prism is 10.5 inches long, 5 inches wide and 7 inches high to put the turtle in. Turtles need only part of their tank filled with water. What is the total amount of water needed, to the nearest cubic inch, to fill 40% of the aquarium with water?

Astudy claims that the mean age of online dating service users is 40 years. some researchers think this is not accurate and want to show that the mean age is not 40 years. identify the null hypothesis, h0, and the alternative hypothesis, ha, in terms of the parameter μ. select the correct answer below: h0: μ≥40; ha: μ< 40 h0: μ≤40; ha: μ> 40 h0: μ≠40; ha: μ=40 h0: μ=40; ha: μ≠40