Construct a 90% confidence interval of the mean drive-through service times at dinner for Restaurant X. | sec

Q: Due to depreciation, the cost of a car decreases by 10.2% every year. How much is the estimated…

A: The solution is given below.

Q: N bootstrap = 1000, if the number is 80%, how much should be chopped off the end values ?

A: Answer:-  Level of confidence =80%

Q: You bought $1,000 worth of stock. For the last 7 years you have been losing 3% a year. How much will…

A:

Q: what is a 32% increase from 22.15?

A: The problem is asking for a 32% increase from 22.15. This means we need to find out what number is…

Q: A used car bought in 2019 was worth $8,000. Each year its value depreciates by 4.5%. What is the…

A:

Q: scarf worth $24.99 +  shirt for $35.50 + jeans for $67.85 with a 35% percent off every item.

A: The prices of scarf, shirt and jeans are $24.99, $35.30 and $67.85 respectively. It is given 35% off…

Q: How do u turn 45% into a number

A:

Q: How do I write 2 1/10 as a percent

A: For converting the term in percentage, we multiply the number by 100 its evaluation of percentage is…

Q: 48 = 6+ y y:

A: Given,    48 = 6 + y   Now, subtracting 6 from both the sides,  48-6 = 6 + y - 6   42 = y

Q: A bank account increases the amount of money in the account by 4% each year. Initally, $1,500 is…

A: Recall: Formula for Future value     FV=PV1+rn We have, PV=$ 1,500, r=4%=0.04, n=5 years

Q: Mr Hudson, the principal at Hoover High School, counted 31 seniors absent on Senior Skip Day. if…

A: Topic:- persentage

Q: A market researcher states that she has 95% confi-

A: The meaning of this statement is given as:

Q: One digit is 61.5% of another digit. The sum is 56651.56.  what are the digits?

A:

Q: Find the monthly PMT on a 140,000 house in which 20,000 down taken at 6% over 30 years.

A:

Q: Nicholas Thomas deposits $38,000 in his school credit union for 7 months if the credit union pays 3…

A:

Q: Quick Service Gas Station has its regularly-priced $160 tune-up on sale for 25% off the regular…

A: Given that, the regular price is $160 and offer on regular price is 25%.

Q: Sales last year for a department were $124,560. This year planned sales are forecast to increase by…

A: The sales of last year is $ 124,560.   The increment of 4.2 % in $ 124,560 is:

Q: Is 0.999 ... = 1? If not, explain why not. If yes, justify your response.

A: Given  0.999=1

Q: Joe invests $500 into an account earning interest compounded monthly. Determine the rate if there…

A: The formula for the compounded amount is given by A=P1+rnnt where A is the compounded amount, P is…

Q: Your grade is currently 84.76%. The final exam is 18% of your grade. If I get a 0 on this exam…

A: Here we will find the grade drop down to,

Q: A car cost $17,000. The car's depreciates at a rate of 2.5%. How much is the car worth after 3…

A: NOTE: Refresh your page if you can't see any equations. . the initial value of the car is a=17000…

Q: Mandy bought a desktop computer system to start her business from home for $4,995. It is expected to…

A:

Q: A state legislature plans 10% motor vehicle tax cuts for each of the next 3years. What will the…

A:

Q: A $2,500 bond earns 4.5% simple annual interest. How much is the bond worth after 18 months?

A: Given :-  Principle amount,P = $2500  Rate,r = 4.5% = 0.045  Given Time = 18 months 1 Year = 12…

Q: A man bought a hat for ₦70.00 and sold it for₦85.00 . calculate the percentage gain(to the nearest…

A: We know that profit gain=selling price(SP)-cost price(CP). Then percentage gain=SP-CPCP×100

Q: 2500. It has decreased in value 12% each year since it was purchased if he brought it four years…

A: Present value of the motorcycle, P.V = 2500 time since he purchased the motorcycle, t = 4 years rate…

Unitary Method

The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products. 

Speed, Time, and Distance

Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 miles away.

Profit and Loss

The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.

Units and Measurements

Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experiments to set up the devices.