The heights of all adult males in Croatia are approximately normally distributed with a mean of 180 cm and a standard deviation

Question

2 years ago

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The heights of all adult males in Croatia are approximately normally distributed with a mean of 180 cm and a standard deviation

of 7 cm. The heights of all adult females in Croatia are approximately normally distributed with a mean of 158 cm and a standard deviation of 9 cm. If independent random samples of 10 adult males and 10 adult females are taken, what is the probability that the difference in sample means (males – females) is greater than 20 cm?

Mathematics

1 answer:

Lisa [10] · Answer 1 · 2022-08-05T19:01:43+03:00

Lisa [10]2 years ago

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Answer:

Step-by-step explanation:

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