Explanation:Series, DataFrame, and Panel all have a method pct_change. 2. Point out the correct statement:
A. Pandas represents timestamps in microsecond resolution
B. Pandas is 100% thread safe
C. For Series and DataFrame objects, var normalizes by N-1 to produce unbiased estimates
D. All of the Mentioned
Answer:A
Explanation:Series, DataFrame, and Panel all have a method pct_change. 2. Point out the correct statement:
A. Pandas represents timestamps in microsecond resolution B. Pandas is 100% thread safe C. For Series and DataFrame objects, var normalizes by N-1 to produce unbiased estimates D. All of the Mentioned
Explanation:Pandas represents timestamps in nanosecond resolution. 3. Which of the following object has a method cov to compute covariance between series ?