The lengths of text messages are normally distributed with a population standard deviation of 6 characters and an unknown popula

Question

3 years ago

7

The lengths of text messages are normally distributed with a population standard deviation of 6 characters and an unknown popula

tion mean. If a random sample of 27 text messages is taken and results in a sample mean of 25 characters, find a 95% confidence interval for the population mean. Round your answers to two decimal places.

Mathematics

1 answer:

Viktor [21] · Answer 1 · 2022-05-18T22:14:16+03:00

Viktor [21]3 years ago

7 0

Answer:

45

Step-by-step explanation:

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