# Posts by Shar

Total # Posts: 14

Maths
A ladder 15m long reaches a window which is 9m above the groubd on one side of the street. Keeping its foor at the same point, the ladder is turned to the other side of the street to reach a window 12m high. The width of the street is ______ meter?

home economics
Becky really likes Macaroni Grill but can only afford to eat out 4 times a year. Her boss gives small raises, so this year she receives 4% raise. She decides that a 4% raise is enough to warrant going out 1 more trip per year to Marconi girl. Calculate for restaurants the ...

statistics
The result is a statistic because it describes some characteristics of a sample. Or is it because if describes some characteristics of a population? this is where I get confused. thanks

statistics
A particular country has 55 total states. If the areas of 30 states are added and the sum is divided by 30, the result is 196,582 square kilometers. Determine whether this result is a statistic or a parameter and why.

statistics
Failing to reject the null hypothesis when it is false is a Type II Error. T or F, and why or why not?

statistics
A data set includes 108 body temperatures of healthy adult humans for which x is 98.2 degrees and s is 0.64 degrees. What is the best point estimate of the mean body temperature of all healthy humans?

health
What three (3) components of public and community health differ from individual health? Describe each component and provide examples from your life.

math
each exterior angle of a regular polygon is 12 degrees. how many sides does the polygon have?

math
V=4.8x 350 gallons = 4.8 gal x 72.91 minutes

math
using the commutative law the equivalent expression for k+ts would be ts +k am I right?

algebra
I am real stuck, if i am collecting like terms would 19z+z+10/19z be 10/19+21z

biology
why does repiration work better at higher temperatures

psy 230
I agree that this text is like reading someones accounting of his past and then fitting it into the text somehow. I am surprised at how many pages there are of story telling before they actually get to the informative part for psychology.

math
Is neg. 0 more or less than neg 4?

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