3 Collette's Bike Shop rents bike for $5 per hour plus a $10 base fee. Which graph represents the total cost of renting a bike, y, for hours?
AY
80
80
60
F
H
40
20
20
2 4 6
8
0
2
6
8
AY
80
80
60
60

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

Which addition property is being illustrated below? (type commutative or associative) (6 + 7) + 1 = 6 + (7 + 1)

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a. about 4 b. about 8 c. about 40 d. about 21