[(sin t") cos(cos t*)dt : O a. 2 cos(cos t) + C sin a Ob. sin(cos t2) +C O C sin(cos t?)+C 1 2 O d.cos(sin t) +C 2

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A: The correlation coefficient is 0.8137.

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A: We have given that  Mean(µ) = 51541Standard deviations (σ) = 11000 X ~ N (µ, σ )= N(51541, 11000)

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Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.