2) A store is having a Super Bowl sale. Every item in the store is advertised as one fifth off the original price. If an item is marked with a sale price of $140, what was its original price?

If g^-1(x) is the inverse of g (x) which statement must be true

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?

Arandom sample of 45 observations results in a sample mean of 68. the population standard deviation is known to be 23 a. compute the margin of error at a 959% confidence interval. b. compute the 95% confidence interval for the population mean c. compute the 90% confidence interval for the population mean. d. compute the 75% confidence interval for the population mean