If the average monthly expenditure on basic commodities for families in a city is 6000 riyals, and the standard deviation is 1000 riyals, find the probability that in a sample of 100 families the average monthly spending on basic commodities is between 5800 and 6100 riyals?

 

Answer rating: 100% (QA)

ANSWER IS To solve this problem well use the Central Limit Theorem which states that the distributio... View the full answer