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**a**"sample size" [100 in this example], always use (xbar-u)/(std dev/sqrt(n)) ...2 Answers · Education & Reference · 13/07/2013

Olivia 1.)

**a**small**corporation**borrowed 1,500,000 to expand...and some at 8%, and some at 10%. use**a**system of equations to determine.... Let x, y and**z**be the amounts invested...1 Answers · Education & Reference · 02/04/2013

The general

**z**-score formula is:**z**= (x̄ - μ) / σ**a**)**z**= (1000 - 951) / 96 = 0.5104 P(**z**≥ 0.5104) ≈ 0.3049 b)**z**= (900 - 951) / 96 = -0.5313;**z**= (1100 - 951) / 96 = 1.5520 P(-0.5313 ≤**z**≤ 1.5520) ≈ 0.64211 Answers · Education & Reference · 22/02/2015

...also giving you the logic behind my answer. 4. correct option is

**A**. All the accounting policies adopted should be properly...5 Answers · Education & Reference · 13/05/2011

... less that 2.33 we do not reject the null hyp We change 88.5 to

**a****z**(it's called**a**test statistic) and if test stat=**z**=(xbar-mu)/(sigma/sqrt(sample...1 Answers · Education & Reference · 29/11/2009

... owns .5 or 50% of the shares) So, X and

**Z**own**a**total of 90% of the shares (40% + 50%) That means Y...4 Answers · Education & Reference · 16/07/2011

...quot; I was" or "XY

**Z****Corporation**is" or "Dr. Jane.... 3. This starts out with**a**sentence fragment. Again, you need**a**subject...3 Answers · Education & Reference · 02/09/2007

...) came together to discuss post-war Europe

**Z**= Zumbach, Jan Zumbach lead the ... from 1942 to 1943 and prior to that was**a****a**founding member of the squadron and took par1 Answers · Education & Reference · 26/01/2011

...187,960; 20,615,673. Roger Frye of Thinking Machines

**Corporation**did**a**computer search to find the smallest example: 95,800, 217,519, 414,560; 422,481...1 Answers · Education & Reference · 28/12/2010