My Ssec Capstone Project One Population Mean Subsequent to the numerous feedbacks from Poppies Fish

One Population Mean Subsequent to the numerous feedbacks from Poppies Fish

One Population Mean
Subsequent to the numerous feedbacks from Poppies Fish & Chip’s clients in London about the number of fish and chips being served, the On-line news production “MCL News” chose to test the reality of the fish and chips served at a specific London Poppies Fish ; Chip’s shop. As per the MCL News article, the net weight average of a medium-sized fish and fries set by Poppies Fish & Chip’s of London is 320g. 50 samples of medium-sized fish and fries were then tested to see if the claim is true gauged the fish and fries. The 50 samples tested then had a net average weight of 290 grams and has a 10 grams standard deviation. Test if the claim is true with 1% level of significance.

One Population Proportion
According to E – Youth State University of Manhattan the total average of students lastt year whoo enrolled and came from rich families is 38.5%, but unfortunately this year there has been many bombing issues that is going aroung the vicinity of the university. The E – Youth State University of Manhattan wanted to conduct a study whether the bombing issues affected the number of enrollees that came from the rich families. A sample of 2,000 students were inspected and found out that only 24.6% of it came from rich families. With 5% level of significance, can it be concluded that there has been a decreased in the number of enrollees from rich families?
OPP

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