Here is the answer.
You just have to remember the given formula.
Answer:
286 cubes
Step-by-step explanation:
Find the area by multiplying the fractions. You get 71 1/2. Divide the area by 1/4 that determines your answer.
The alpha level should always be set to 0.05.
The supplied statement;
How should you select the alpha() level when doing a significance test in practice,
⇒ Use a higher alpha when the consequences of wrongly rejecting the null hypothesis are more severe. Select alpha () = 0.05 in every situation since it is the best option. Use a smaller alpha when the consequences of wrongly rejecting the null hypothesis are more severe.
To learn more about significance test click here:
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Answer B …… if im not wrong