Which type of data (cross-sectional or time series) is each variable? a. Value of Standard & Poor's 500 stock price index at the close of each trading day last year. b. Closing price of each of the 500 stocks in the S&P 500 index on the last trading day this week. c. Dividends per share paid by General Electric common stock for the last 20 quarters. d. Latest price/earnings ratios of 10 stocks in Bob's retirement portfolio.
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Value of Standard & Poor's 500 stock price index at the close of each trading day last year: This data is collected over time (daily) for a single variable (S&P 500 index), so it is a time series data. b. Closing price of each of the 500 stocks in the S&P 500 Show more…
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