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General Instruction: Your task is to collect data from the topic of your choice given below. Present the data using confidence intervals. The data should

General Instruction:

Your task is to collect data from the topic of your choice given below. Present the data using confidence intervals. The data should have at least 15 entries and maximum of 50 and should follow the formulas correctly. Answer each item given below. Make sure to attach the copy of raw data.

TOPICS:

Height of students of a class having 40 students was recorded. The data is given below. (Height in cms):147, 158, 157, 169, 146, 146, 172, 178, 161, 168, 146, 156, 152, 175, 148,148, 179,170, 156, 173, 169, 173, 176, 179, 169, 163, 173, 154, 165, 159, 170, 175,152, 177, 155, 174,151, 147, 161, 174.

QUESTIONS:

1. What is the mean and standard deviation of the data collected?

2. What is the sample size?

3. Compute for the margin of error.

4. What is the confidence interval of the data?

5. Interpret the confidence interval.

6. Compute for the length of confidence interval.

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