Answer:
1 cm = 3 feet.
Step-by-step explanation:
Divide 15 by 5 to get 3; on the blueprint, every centimeter represents 3 feet.
Answer: 572 yards
Step-by-step explanation:
The equation to find the area of a (base1 + base2) x height/2
The two bases are 14 and 30. Add them up to get 44.
Then, times that by the height. You get 1,144.
Lastly, divide 1,144 by 2. You get 572.
I hope this helped!
Answer:
Step-by-step explanation:
Given that :
the null and the alternative hypothesis are computed as :


This is a two tailed test
This is because of the ≠ sign in the alternative hypothesis which signifies that the rejection region in the alternative hypothesis are at the both sides of the hypothesized mean difference .
Decision Rule: at the level of significance ∝ = 0 . 10
The decision rule is to reject the null hypothesis if z < - 1 . 64 and z > 1 . 64
NOTE: DURING THE MOMENT OF TYPING THIS ANSWER THERE IS A TECHNICAL ISSUE WHICH MAKES ME TO BE UNABLE TO SUBMIT THE FULL ANSWER BUT I'VE MADE SCREENSHOTS OF THEM AND THEY CAN BE FOUND IN THE ATTACHED FILE BELOW