Find All Real Zeros (Estimate the Irrational Zeros to the Nearest

question 52

Multiple Choice

Find all real zeros (estimate the irrational zeros to the nearest hundredth) .
- $f ( x ) = 3 x ^ { 3 } - 18 x ^ { 2 } + 5 x - 30$

• A)6, -1.29, 1.29
• B)6
• C)-1.29, 1.29
• D)1.29, 6

Interpret the results from hypothesis tests regarding population variance and standard deviation.

Evaluate the validity of claims regarding population standard deviations using sample data.

Differentiate between testing for equality of variances versus testing for specific variance/standard deviation values.

Apply the critical value approach in hypothesis testing for variance and standard deviation.

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