To be able to say with 95% confidence level that the standard deviation of a data set is within 10% of the population's standard deviation, the number of observations within the data set must be greater than or equal to what quantity?

Mahesh charges $21.50 a month for cutting his neighbor's lawn. How much money will he make in a year? A. $258.00 B. $215.00 C. $64.50 D. $21.50

Evaluate the numerical expression in this phrase. one hundred divided by twenty plus the product of negative six and two

Ron's Factory is currently producing 30 chairs in a day. How many chairs would be produced if production is to be increased by 130%?

What are the first 3 terms of the sequence n[n-1]-4

The new number, 550, is 200 more than the original number. What is the approximate percent change? a The percent change is 33%. b The percent change is 55%. c The percent change is 150%. d The percent change is 175%

the 2012 Super Bowl had an attendance of just 68,658 people. If the headline in the newspaper the next day read about 70,000 people attended the Super Bowl how did the newspaper around the estimate to the total number of people attendance

What is the solution to the equation P over 9=72?

Let n=0.555 ... Complete the following equations. Round each value to the nearest thousandth. 10n = 5.550 -n = - n5 =

The price of a 5 min phone call is$1.50. What is the price of a 19 min phone call

Dos fractiones que tengan el doninador comun