Answer:
Step-by-step explanation:
The formula of a surface area of a rectagular prism:
l - length
w - width
h - height
We have the dimensions 6cm × 14cm × 5cm. Substitute:
The regular price of a watch is $28.25. During a sale, the watch was marked 12% off. What was the price of the watch during the
1 answer:
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Answer:
Step-by-step explanation:
We know that the mean and the standard error of the sampling distribution of the sample proportions will be :-
, where p=population proportion and n= sample size.
Given : The proportion of students at a college who have GPA higher than 3.5 is 19%.
i.e. p= 19%=0.19
The for sample size n= 25
The mean and the standard error of the sampling distribution of the sample proportions will be :-
Hence , the mean and the standard error of the sampling distribution of the sample proportions :