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mars1129 [50]
3 years ago
6

Or a two-sided confidence interval with 13 observations, σx unknown, and α = 0.10 the (critical) value is:

Mathematics
1 answer:
gavmur [86]3 years ago
7 0
This is pre calc so it is 0.233
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12,348 <img src="https://tex.z-dn.net/?f=%5Cpi" id="TexFormula1" title="\pi" alt="\pi" align="absmiddle" class="latex-formula">
Diano4ka-milaya [45]

Answer:

radius of the sphere (r) = 21 units

Step-by-step explanation:

here's the solution : -

=》

12348\pi =  \frac{4}{3}  \times \pi \times  {r}^{3}

=》

{r}^{3}  = 12348 \times  \frac{3}{4}

( pi cancel out )

=》

{r}^{3}  = 9261

=》

r = 21

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