Solve this simple mcqs. just need answers

Question There are outliers in this data set and 200 is this outlier point. True FalseQuestion 12 0.5 pts How large of sample is needed to be accurate within +/- 25 dollars for the amount spent on the Visa? A. 16 B. 54 C. 29 D. 35Question 2 0.5 pt Construct a 95% confidence interval for the cost of oil resins is Select the correct answer and enter the letter corresponding to the correct answer into the answer box. For example, if you think the correct answer is D, then enter D in the answer box. A. 25.65 - 102.36 B. 32.41 - 97.96 C. 41.48 - 88.89 D. 46.25 - 84.36D Question 3 0.5 pts Construct a 99% confidence interval for the cost of oil resins is Select the correct answer and enter the letter corresponding to the correct answer into the answer box. For example, if you think the correct answer is D, then enter D in the answer box. A. 25.65 - 102.36 B. 32.41 - 97.96 C. 41.48 - 88.89 D. 46.25 - 84.36D You are asked to give a briefing to the senior management about the costs of materials used in the manufacturing of inflatable holiday decorations. The company uses a lot of plastic and resins derived from oil. The cost of the oil based materials has been fluctuating over the past year due to global demand. The costs you have paid per barrel for these resins over the past months are as follows: $85, $91, $85, $48, $55, $39, $78, $110, $44, $23, $38, $56, $33, $22, $36, $200 D Question 1 0.5 pts What is the sample average price of oil? A. 65.18 B. 51.50 C. 44.48 D. 85.00The non- profit organization that you have signed up to work with for a year wants to immediately take advantage of your finance degree. They are wanting to gain insight into the amount of money donors give as this is critical for creating an optimistic and pessimistic budget by use of the upper and lower amounts of the confidence interval. Last year there were 1,000 donors and ten donors picked by the finance committee from the data base gave the following amounts of money. $1,000, $4,000, $6,700, $8,500, $11,300, $10,900, $8,600, $14,000, $7.500 and $12,600. - Question 5 0.5 pts What is the average donation? A. 5,674 B. 8.550 C. 3,963 D. 8,510Question 7 0.5 pts What is a 99% confidence interval for average amount given by donors? Select the correct answer and enter the letter corresponding to the correct answer into the answer box. For example, if you think the correct answer is D, then enter D in the answer box. A. 5674 - 11,345 B. 4,850 - 12,450 C. 4,480 - 11,650 D. 4,436 - 12,583Question 8 0.5 If you were asked in this analysis to estimate a 78% confidence interval for the average donor, this would be considered to be most unusual. True FalseQuestion 11 0.5 pts Create a 95% confidence interval on the median amount of money spent by customers on the stores VISA reward credit card. Select the correct answer and enter the letter corresponding to the correct answer into the answer box. For example, if you think the correct answer is D, then enter D in the answer box. A. 36.54 - 196.32 B. 31.25-141.28 C. 38.70 - 136.70 D. 38.15 - 118.43The marketing department has asked the accounting and finance department to assist them in estimating the average amount spent on retail purchases by customers using the stores VISA reward card. The department needs a number by the upcoming meeting next week. Thus ten randomly chosen credit card accounts are selected and yield the following average amount spent by the customer: $25, $68, $150, $78, $63, $18, $250, $45, $102, $78. Question 10 0.5 pts Create a 95% confidence interval on the average amount of money spent by customers on the stores VISA reward credit card. Select the correct answer and enter the letter corresponding to the correct answer into the answer box. For example, if you think the correct answer is D, then enter D in the answer box. A. 36.54 - 196.32 B. 31.25-141.28 C. 38.70 - 136.70 D. 38.15 - 118.43Question 9 0.5 The data given to you by the committee is either suspect or perhaps very questionable data? True FalseQuestion 13 0 Your initial sample size used for the confidence interval is adequate. True FalseQuestion 6 0.5 pts What is a 95% confidence interval for average amount given by donors? Select the correct answer and enter the letter corresponding to the correct answer into the answer box. For example, if you think the correct answer is D, then enter D in the answer box. A. 5674 - 11,345 B. 4,850 - 12,450 C. 4,480 - 11,650 D. 4,436 - 12,583