Aleasing firm claims that the mean number of miles driven annually, μ, in its leased cars is less than 13460 miles. a random sample of 50 cars leased from this firm had a mean of 12781 annual miles driven. it is known that the population standard deviation of the number of miles driven in cars from this firm is 1760 miles. is there support for the firm's claim at the 0.01 level of significance?

answer: 323 is how many she has ☃☃⛄❄

step-by-step explanation:

answer: - (a)

(b) 88 seats

step-by-step explanation:

given: in an auditorium, there are 22 seats in the first row and 28 seats in the second row.

thus first term=

second term=

the number of seats in a row continues to increase by 6 with each additional row.

⇒d= 6

a) given formula :

b)   let the number of seats (n) = 12

substitute n=12 in the explicit rule formed in (a)

∴there are 88 seats in 12 rows.

answer: c. im 100 percent sure

step-by-step explanation: