LIST I | LIST II | ||
A. | Measure of a characteristic of a sample | I. | Parameter |
B. | An assumption made about a population | II. | Standard Error |
C. | Standard deviation of the sample | III. | Statistic |
D. | Measure of characteristic of a population | IV. | Null Hypothesis |
LIST I | LIST II | ||
A. | Measure of a characteristic of a sample | I. | Parameter |
B. | An assumption made about a population | II. | Standard Error |
C. | Standard deviation of the sample | III. | Statistic |
D. | Measure of characteristic of a population | IV. | Null Hypothesis |
Find the mean of the following distribution:
\[\begin{array}{|c|c|c|c|c|c|c|c|} \hline \textbf{Class-interval} & 11-13 & 13-15 & 15-17 & 17-19 & 19-21 & 21-23 & 23-25 \\ \hline \text{Frequency} & \text{7} & \text{6} & \text{9} & \text{13} & \text{20} & \text{5} & \text{4} \\ \hline \end{array}\]