Arandom sample of 500 adult residents of maricopa county found that 362 were in favor of increasing the highway speed limit to 75 mph, while another sample of 400 adult residents of pima county found that 282 were in favor of the increased speed limit. do these data indicate that there is a difference in the support for in increasing the speed limit between the residents of the two counties? use α = 0.05. (a) test the hypothesis h0: p1 = p2 versus h1: p1 ≠ p2. what is z0? round your answer to two decimal places (e. g. 98.76). z0 = (b) is it reasonable to conclude that there is a difference in the support for increasing the speed limit between the residents of the two counties?

At river bank, checking account customers earn 0.75% interest a month on their account balances, pay no service fees for writing checks, and pay a monthly $2.00 financial charge. calculate the income earned in one month on the checking account for a customer with an account balance of $1,000. a. $4.25 b. $5.50 c. $6.75 d. $7.25 checking account earnings at baker’s bank are expressed by the equation: i = -0.09x + 10.2. while the earnings at elite bank are modeled by: i = -0.02x + 7.5. in both cases, x is the number of checks written. at what number of checks will elite bank start generating more checking account income than baker's bank? a. 12 b. 25 c. 39 d. 42 emilio’s checking account had a balance of 728.32 at the beginning of the week. he wrote checks for the following amounts throughout the week: $99.48, $33.50, $18.23, and $72.05. he also deposited his paycheck in the amount of $1,109.90. what is his account balance at the end of the week? a. $1,192.35 b. $1,222.86 c. $1,540.52 d. $1,614.96

The function h (t) = -16t squared + 28t + 500 represents the height of a rock t seconds after it's propelled by a slingshot what does h (3.2) represent?

Complete this sentence with the best of choices given