Of 120 hotel rooms rented one night, some were suites rented for $115 each and the rest were double rooms rented for $85 each. I
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Answer:
We accept the alternate hypothesis and conclude that mean SAT score for Stevens High graduates is not the same as the national average.
Step-by-step explanation:
We are given the following in the question:
Population mean, μ = 510
Sample mean, = 502
Sample size, n = 60
Sample standard deviation, s = 30
Alpha, α = 0.05
First, we design the null and the alternate hypothesis
We use Two-tailed t test to perform this hypothesis.
Formula:
Putting all the values, we have
Now,
Since,
We reject the null hypothesis and fail to accept it.
We accept the alternate hypothesis and conclude that mean SAT score for Stevens High graduates is not the same as the national average.
Yes.
mr tate buys 39 t-shirts for his class. the t shirts cost $5 each. He uses this number sentence to find out the total.cost: 30 x 5 = 150 Which problem can be used to check Mr. Tate's answer?
mr tate buys 39 t-shirts for his class. the t shirts cost $5 each. He uses this number sentence to find out the total.cost: 30 x 5 = 150 Which problem can be used to check Mr. Tate's answer?