what is 2+200 plz help btw who ever helps gets 21 pts and it is so easy i know the anwser i am just a bit bored so trying to giv
2 answers:
You might be interested in
Answer:
a
The null hypothesis is
The alternative hypothesis is
b
c
d
The decision rule is
Reject the null hypothesis
e
There is sufficient evidence to support the researchers claim
Step-by-step explanation:
From the question we are told that
The first sample size is
The sample variance for elementary school is
The second sample size is
The sample variance for the secondary school is
The significance level is
The null hypothesis is
The alternative hypothesis is
Generally from the F statistics table the critical value of at first and second degree of freedom
and
is
Generally the test statistics is mathematically represented as
=>
=>
Generally from the value obtained we see that Hence
The decision rule is
Reject the null hypothesis
The conclusion is
There is sufficient evidence to support the researchers claim
Answer:
y-2=4(x-7)
See the picture below to see my calculator results!
I hope this helps!!
Answer:
Answered
Step-by-step explanation:
Total amount of paint = 14 gallons
the paint was distributed equally among 4 classes
a. therefore each class would get gallons of paint
= gallons each
b.Three classes will use 3× paint of each class
= = 10(1/2) gallons
c. 4 student paint 30 square-foot wall the each student would paint
= 7(1/2) square-foot wall.
d. each student will paint of the wall since there are 4 students.