Class: 0-<5 5-<10 10-<15 15-<20 20-<30 30-<40 40-<60 60-<90 Rel freg: 0.173 0.165 0.180 0.135 0.200 0.074 0.048 0.025 (a) Is it true that more than 50% of the sampled angles are smaller than 15°, as asserted by researchers? Yes, the proportion of sampled angles smaller than 15 is greater than 0.50. Yes, the proportion of sampled angles smaller than 15 is not greater than 0.5o. No, the proportion of sampled angles smaller than 15° is greater than 0.50. No, the proportion of sampled angles smaller than 15° is not greater than 0.50. (b) What proportion of the sampled angles are at least 30°7 (Round your answer to three decimal places.) 0.147 (C) Roughly what proportion of angles are between 10° and 257 (Round your answer to three decimal places.) 0.518 (d) Construct a histogram. Density Density
Class: 0-<5 5-<10 10-<15 15-<20 20-<30 30-<40 40-<60 60-<90 Rel freg: 0.173 0.165 0.180 0.135 0.200 0.074 0.048 0.025 (a) Is it true that more than 50% of the sampled angles are smaller than 15°, as asserted by researchers? Yes, the proportion of sampled angles smaller than 15 is greater than 0.50. Yes, the proportion of sampled angles smaller than 15 is not greater than 0.5o. No, the proportion of sampled angles smaller than 15° is greater than 0.50. No, the proportion of sampled angles smaller than 15° is not greater than 0.50. (b) What proportion of the sampled angles are at least 30°7 (Round your answer to three decimal places.) 0.147 (C) Roughly what proportion of angles are between 10° and 257 (Round your answer to three decimal places.) 0.518 (d) Construct a histogram. Density Density
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.2: The Law Of Cosines
Problem 3E
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