# Posts by nisa

Total # Posts: 14

**statics**

Using the 68-95-99.7rule. Assume that a set of test scores is normally distributed with a mean of 80 and a standard deviation of 25. Use the 68-95-99.7 rule to find the following quantities. percentage of scores greater than 105 is

*January 24, 2016*

**stats**

8.a) Consider the data below for Alaska Airlines and for American West Airlines. Construct a bar graph which breaks down the data by airline and by city, and which shows, for each airline, the percentage of on-time flights at each city. b) Consider the data below for Alaska ...

*April 19, 2015*

**stats**

8.a) Consider the data below for Alaska Airlines and for American West Airlines. Construct a bar graph which breaks down the data by airline and by city, and which shows, for each airline, the percentage of on-time flights at each city.

*April 19, 2015*

**Geography**

Really? Omg That's sound great! Aw, thank you very much Ms. Sue, you are the best :) So, thank you Ms. Sue for reply my question. I like this site :)

*March 9, 2015*

**Geography**

Iam asian girl. I love geography lesson, because I like to learn about the world. I like to learn about race in the world. I really like the Caucasian race, because they have sharp nose. lol while I have a small nose. Yes, that's the reason why I love geography lesson and ...

*March 9, 2015*

**math**

how many real number solutions does the equation have y = -4x^2 + 7x - 8 no solutions (is it this one) one solution two solutions infinitely many solutions

*March 28, 2014*

**math**

A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = -0.06x^2 + 9.6x + 5.4 where x is the horizontal distance, in meters from the starting point on the roof and y is the height in meters of the rocket above the ...

*March 28, 2014*

**ART**

What is decoupage? i don't understand.

*April 18, 2011*

**accounting**

a merchandising company wants to include the cost of operating its warehouse in the cost of inventory. The company’s controller argues that the cost of the warehouse is a reasonable and necessary cost of getting the inventory ready for sale and, therefore, should be ...

*April 6, 2011*

**Le Musee d'Orsay**

Need information on this museum please.

*April 4, 2011*

**Calculus I**

A square-bottomed box with no top has a fixed volume, V. What dimensions minimize the surface area?

*December 8, 2010*

**Calculus**

Well the Sqrt(4sin(x)+2) is the same thing as saying (4sin(x)+2)^(1/2)....sooo take the derivative using the chain rule. So first you would take the derivative of the outside by bringing the (1/2) and subtracting one from the exponent. Then take the derivative of the inside. 4...

*December 8, 2010*

**math**

diana wants to make a 15ft. by 20ft. section of her yard into a garden. she will plant flowers in 2 of the garden 3 and vegetables in the rest of the garden. how many square feet of the vegetable garden will she have.

*February 4, 2008*

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