Answer:
Yes, the test was conducted with a risk of a type I error.
Step-by-step explanation:
If we reject the null hypothesis, does this mean that we have proved it to be false beyond all doubt? Explain your answer.
Yes, for a null hypothesis to be rejected, it has being proven beyond all doubt that the null hypothesis will not work. the normal distribution has being used for the probability calculation.
if the null hypothesis is rejected and the alternative hypothesis is accepted, a type I error as occur.
In general terms:
‘a hypothesis has been rejected when it should have been accepted’. When this occurs, it is called a type I error.
Answer:
An acute angle.
Step-by-step explanation:
If the angle is less than 90 degrees, it would be classified as an acute angle. A 90 degree angle is called a right angle and if the angle is greater than 90 degrees that it would be an obtuse angle.
Hope this helps and I hope u have an Amazing day!!
Answer:
Step-by-step explanation:
let y=f(x)
y=10x-10
flip x and y
x=10y-10
10 y=x+10
Answer:
im sorry im not sure
Step-by-step explanation:
Answer:
$3.49
Step-by-step explanation:
-The z value is calculated by the formula:
Where 
are the mean and standard deviation respectively and 
is the price of the random selection.
#We substitute and solve for 
:
Hence, the mean price of a box of cereal is $3.49
