Draw a model that shows 2 items being divided equally for 4 people. How much will each person have?
2 answers:
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The cost per child per child is $10 more at Mr Bob's buffet than it is at Sally's pizza safari.
Answer: Option 3.
<u>Explanation:</u>
According to the data and the information that has been given in the question, the cost of four children for this birthday party at Mr Bob is $60. But the cost of hosting a birthday party at Mr Sally is $50 which is the cost of four children.
So this tells us that the cost of hosting a birthday party is expensive at Mr Bob when compared to the cost of hosting a party at Mr Sally. It is $10 more than Mr Sally.
Answer: a)
b)
Step-by-step explanation:
Given : Sample size of respondents in the exit polls : n= 2020
Number of respondents voted for George Bush = 412
Sample proportion:
a) Critical value for 99% confidence level :
Confidence interval for proportion:-
Hence, the 99% confidence interval for the proportion of college graduates in Ohio that voted for George Bush:
b) Critical value for 95% confidence level :
Lower confidence bound for the proportion :
Hence, a 95% lower confidence bound for the proportion of college graduates in Ohio that voted for George Bush :