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In a sample of 20 men. the mean height was 178 cm. In a
Chapter 1, Problem 11E(choose chapter or problem)
QUESTION:
In a sample of 20 men, the mean height was 178 cm. In a sample of 30 women, the mean height was 164 cm. What was the mean height for both groups put together?
Questions & Answers
QUESTION:
In a sample of 20 men, the mean height was 178 cm. In a sample of 30 women, the mean height was 164 cm. What was the mean height for both groups put together?
ANSWER:
Answer:
Step 1 of 3:
Given that, in a sample of 20 men have the mean height was 178 cm.
That is the total height of 20 men is
In a sample of 30 women have the mean height was 164 cm.
That is the total height of 30 women is