subject

Mathematics, 23.07.2019 21:00 roger93

During an annual heating season, the average gas bill for customer in a new england community heating their homes with gas was $457. assuming a normal distribution and a standard deviation of $80: a. what proportion of homes heating with gas had a gas bill over $382? b. what proportion of homes heating with gas had a gas bill between $497 and $537? c. what amount was exceeded by only 2.5% of the homes heating with g

ansver

Answers: 1

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 20:30

Find the value of x. give reasons to justify your solutions! c ∈ ae

Answers: 1

question

Mathematics, 21.06.2019 21:00

Out of $20$ creepy-crawly creatures in a room, $80\%$ are flies and $20\%$ are spiders. if $s\%$ of the total legs belong to spiders, what is $s$?

Answers: 2

question

Mathematics, 21.06.2019 23:10

You just purchased two coins at a price of $670 each. because one of the coins is more collectible, you believe that its value will increase at a rate of 7.1 percent per year, while you believe the second coin will only increase at 6.5 percent per year. if you are correct, how much more will the first coin be worth in 15 years?

Answers: 2

question

Mathematics, 21.06.2019 23:20

Question 4 of 102 pointsjuliana had $96, which is eight times as much money as al had. how mucmoney did al have? select the correct solution method below, representingals money with x.

Answers: 2

You know the right answer?

During an annual heating season, the average gas bill for customer in a new england community heatin...

Questions

question

Engineering, 02.12.2019 22:31

Air enters the compressor of an air-standard brayton cycle with a volumetric flow rate of 60 m3/s at 0.8 bar, 280 k. the compressor pressure ratio is...

question

Business, 02.12.2019 22:31

Multinational firms have found that they can lower borrowing costs 1. by borrowing eurodollars at a lower rate than the u. s. prime rate.

question

Physics, 02.12.2019 22:31

Amajor artery with a 1.6 cm2 cross-sectional area branches into 18 smaller arteries, each with an average cross-sectional area of 0.7 cm2. by what fac...

question

Chemistry, 02.12.2019 22:31

Which of the following solutions contains the smallest number of ions? a. 156.5 ml of 2.0 m iron(iii) chloride b. 521.4 ml of 1.0 m lithium nitrate c...

question

Physics, 02.12.2019 22:31

You are working in a washing machine factory. your supervisor has asked you to design a vibration sensor for use on a washing machine when it is in it...

question

Business, 02.12.2019 22:31

Kray inc., which produces a single product, has provided the following data for its most recent month of operations: number of units produced 3,300 v...

question

Business, 02.12.2019 22:31

Several employees have been discussing the fairness of their raises this year. abe said he got the raise he deserved. samantha said she was on the com...

question

Business, 02.12.2019 22:31

Areview of the accounting records of spiller manufacturing indicated that the company incurred the following payroll costs during the month of septemb...

question

Mathematics, 02.12.2019 22:31

Two baseball players had their career records compared. in 267 times at bat. one player hit 85 home runs. in 248 times at bat, the other player hit 89...

question

Computers and Technology, 02.12.2019 22:31

Write a menu driven program that can be used to assign seats for a commercial airplane. the airplane has 13 rows, with six seats in each row. rows 1 a...

question

Biology, 02.12.2019 22:31

The death cap mushroom, amanita phalloides, contains several dangerous substances, including -amanitin. this toxin is a potent inhibitor of eukaryoti...

question

Mathematics, 02.12.2019 22:31

Arecent study reported that 57% of the children in a particular community were overweight or obese. suppose a random sample of 500 public school child...

question

Chemistry, 02.12.2019 22:31

Which statement is incorrect? a. if the solution in a buret runs out, it can be refilled during a titration. b. to ensure ac...

question

Engineering, 02.12.2019 22:31

A10 ω resistor and a 5 μf capacitor are connected in parallel. this parallel combination is also in parallel with the series combination of an 8 ω res...

question

Chemistry, 02.12.2019 22:31

2. the led light you investigated is considered an rgb-mixing led, capable of producing millions of different color variations. a. what wavelen...

question

Business, 02.12.2019 22:31

Problem 11.20 a trader creates a bear spread by selling a six-month put option with a $25 strike price for $2.15 and buying a six-month put option wit...

question

Chemistry, 02.12.2019 22:31

1. the elimination experiment performed in lab this week called for the use of koh and potassium tert-butoxide as the bases forming two possible produ...

question

Business, 02.12.2019 22:31

Nathan's athletic apparel has 1,900 shares of 7%, $100 par value preferred stock the company issued at the beginning of 2020. all remaining shares are...

question

Chemistry, 02.12.2019 22:31

Under which of the following sets of conditions would the solubility of co2 in water be lowest? in each case the given pressure is the pressure of co...

question

Business, 02.12.2019 22:31

For the year ending december 31, 2020, waterway company accumulates the following data for the plastics division which it operates as an investment ce...

More questions: Mathematics Another questions

Questions on the website: 13722359