Answer:
Option A
Step-by-step explanation:
A type I error is committed when a researcher rejects the null hypothesis when it is actually true.
The null hypothesis is: U <= 50%
The alternative is: U > 50%
Thus, the principal could have committed an error by rejecting null hypothesis and concluding that more than 50% of students want earlier lunch, when in actuality 50% or less want earlier lunch.
The answer should be -4x^2+16
He rode 6 rides times some number that cost 19.56, therefore
6x =19.56
Solve for x to find what the cost is or in this case the value of proportion.
X=3.26
Answer:
E. he multiplied 9 and 0.7 incorrectly.
Step-by-step explanation: