MrBradshaw3085 MrBradshaw3085

27-11-2020
Mathematics

contestada

A population has a mean of 300 and a standard deviation of 18. A sample of 144 observations will be taken. The probability that the sample mean will be between 297 to 303 is

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HanaRin HanaRin

27-11-2020

Answer:

0.8664

Step-by-step explanation:

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160÷4= || tens + tens