The graph shows the increase of cost of strawberries per pound in dollars, y, over a period of years, x. What is the rate of inc
rease of the cost of strawberries per pound?
2 answers:
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Answer:
Following are the responses to the given question:
Step-by-step explanation:
Please find the table in the attached file.
mean and standard deviation difference:
For point a:
hypotheses are:
degree of freedom:
From t table, at, reject null hypothesis if
.
test statistic:
because the , removing the null assumption. Data promotes a food product manufacturer's assertion with a likelihood of Type 1 error of 0.05.
For point b:
From t table, at , removing the null hypothesis if
.
because , fail to removing the null hypothesis.
The data do not help the foodstuff producer's point with the likelihood of a .01-type mistake.
For point c:
Hypotheses are:
Degree of freedom:
From t table, at , removing the null hypothesis if
.
test statistic:
Since , The null hypothesis fails to reject. The results do not support the packaged food producer's claim with a Type 1 error probability of 0,05.
From t table, at, reject null hypothesis if
.
Since , fail to reject null hypothesis.
Data do not support the claim of the producer of the dietary product with the probability of Type 1 error of .01.
