Question

An advertisement for a new product claims that users who use the product will reduce the electricity used by their refrigerator by at least 5% and that, on average users of the product will reduce the electricity used by their refrigerator by 20% Fine print in the advertisoment has a link to a websito with details about the research.The website explains the product was originally being tested for other purposes when the energy savings capability was discovered The wobsite further explains that the reduction in energy usage was based on comparing the energy consumption of refrigerators in 15 different randomly selected homes for 1 month without the product and for 1 month with the product. A consumer researcher wants to test the product claims.The researcher purchases 15 randomly selected refrigerators and sets them up in a lab. The researcher collects data on how much electricity each refrigerator uses for 1 month without using the product and then for 1 month with the product Based on the sample the researcher determines that the average reduction in energy is approximately normally distributed with a mean of 18% a standard deviation of 6% and a margin of error of 3% Based on the consumer researcher's sample average and margin of error, can the researcher reliably conclude the 20% average reduction claim by the company is inaccurate? ) -A. 20% No, because the confidence interval for the researcher's data is (15% ,21% ) which contains B. 20% . No, because the confidence interval/for the researchers data is (18% ,21% ) which contains Yes, because the confidence interval for the researcher's data is (15% ,21% ) and more than half of thev values -s of the confidence interval areless than 20% . Yes, because the confidence intervalfor the researcher's data is (18% ,21% ) and more than D. half of the values of the confidence interval are less than 20% .
Answer

Answer
Explain
Hot Questions
Moreprofit = total income - total expenditure Calculate this company's a) total income. b) total expenditure. c) profit. Description Money in Money out Sales-Monday £25.00 Wages - extra staff £110.00 Stall hire fee £20.00 Sales-Tuesday £20.00 Supplies-stationery £6.00 Sales-Wednesday Materials Sales-Wednesday Materials £35.00 Description Money in Money out Sales-Monday £25.00 Wages - extra staff £110.00 Stall hire fee £20.00 Sales-Tuesday £20.00 Supplies-stationery £6.00 "Sales-Wednesday Materials" £35.00
In project management, the critical path is best described as a series of activities that: Select one: a. is scheduled for the next current phase of the process. b. includes the path with the most slack or float. c. indicates the earliest possible time a project can be complete d. shows the shortest path through the network diagram.
Question A policy is usually: Your Answer Select ONE answer .. Something only managers are expected to follow A formal document for an agreed way of working Something, you take out when purchasing a service or product Something written in a staff handbook
Question 5 of 10 Which of these is not an example of a trade restriction? A. Rationing B. Subsidies C. Quotas D. Tariffs
WHEN I HEAR THE FIRE ALARM WHAT WILL I DO FIRST; I will walk around the building and see where the fire has started I will evacuate the building with all the residents I will go to the fire panel and check if it is a fire or fault and where the fire is coming from and check AFTER IDENTIFYING THE FIRE, THE FOLLOWING IS WHAT I WILL DO THEN; I will dial 999 and ask for the fire brigade and notify them that there is a fire and give the address *Evacuate all residents to the assembly point with a fire plan and the house fire bunch of keys *Call the manager or on-call manager AFTER ATTENDING TO THE ABOVE NO 2 NEXT, I WILL DO THE FOLLOWING- I will dial 999 and ask for the fire brigade and notify them that there is a fire and give the address *Evacuate all residents to the assembly point with a fire plan and the house fire bunch of keys Fight the fire with the fire extinguisher WHEN WILL I CONTACT THE MANAGER OR ON-CALL MANAGER AND INFORM THEM THAT THERE IS A FIRE? PLEASE WRITE THE REASON FOR YOUR ANSWER BELOW WHERE IT SAYS REASON; After contacting the fire brigade and evacuating all residents to the fire assembly point *After the fire brigade has extinguished the fire First thing as soon as I know there is a fire REASON-
Select all the options which are examples of expenditure. Receiving pocket money Lending money to a friend Topping up credit on a phone Being paid for doing chores Giving money to charity Borrowing money from a sibling Spending money on a game Buying food at a supermarket Selling old books for money Receiving pocket money Lending money to a friend Topping up credit on a phone Being paid for doing chores Giving money to charity Borrowing money from a sibling Spending money on a game Buying food at a supermarket Selling old books for money
年 A potential donor wants to know what assets a charity has before making a donation, and requests copy of the charity's assets list. What kind of request is this? Select 1 answer A Freedom of Information (FOI) request A Subject Access Request (SAR)
What are the three stages of the money laundering process? a. placement, layering, and integration b. acquisition, deposit, and disbursement c. earning, covering, and titlys d. placement, titling, and formalizing
Everyone who handles food must receive training and/or supervision in food hygiene appropriate for the job they do True False
elf assessment question - Please select 1 correct answ Q.4: Why is it important to work in ways that are agreed with your employer? (A) It protects the employer (B) It protects both the employer and the employee! (C) It protects the employee.