A gallop poll surveyed a random sample of 1527 adults from California and found that 66% rate the quality of education of community colleges as “excellent” or “good”. critical value
margin of error
construct interval
interpretation

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer

Neal buys a board game. he pays for the board game and pays $1.54 in sales tax. the sales tax rate is 5.5%. what is the original price of the board game, before tax