Answer:
1) Divide; 2) Multiply; 3) Subtract; 4) Drop down the next digit. Of these steps, #2 and #3 can become difficult and confusing to students
Step-by-step explanation:
<span>Answer:
n=64 is large enough to use a z-test. The two-tailed 90% confidence interval (5% in each tail) is
pop. mean +/- 1.64 (s.d. / sqrt(n) ) = 16 +/- 1.64 * 0.2/8 oz = [15.959, 16.041]oz
m</span>
Answer:
the volume of a sphere = 4 ⁄ 3 πr^3
when r=2inches
Step-by-step explanation:
the volume of a sphere = 4 ⁄ 3 π×2³=32/3π or 33.5 inches³
This is easy, all you need to do is divide 48/2.5 and you have your answer.