Answer:


Step-by-step explanation:
Given that A perfume company claims that the mean weight of ther new perfume is at least 8.9 fluid oz
For testing this claim, in Statistics we perform a certain measures called hypothesis testing.
For this first step is to create null and alternate hypothesis.
Normally null hypothesis would have some statistic = something
Here we want to test the mean weight of perfume
Hence null hypothesis would be
H0: mu = 8.9 fl oz.
Alternate hypothesis would be opposite of this claim
i.e.
Ha: mu ≠8.9 fluid oz
Hence answer is


Answer:
Step-by-step explanation:
It’s suppose to say and a y intercept then the answer would be
Y= 2/3x -2
Answer: A
Step-by-step explanation: A is the statistical question since it complies many test scores together
Answer:
38.88
Step-by-step explanation:
72% of 54
=
× 54
= 0.72 × 54
= 38.88
Answer:
x=0, - 9
Step-by-step explanation:
x^2+9x=0
x(x+9)=0
x=0 or x=-9