A cosmetic retailer surveyed 200 customers on which of their top two lipstick shades the customers preferred. The results are shown
in the table. Find the probability of randomly selecting a customer
who prefers the Pretty Pink shade, given they are among the group
of 30-year-olds?
Ruby Red
Pretty Pink
20-29 years
old
31
18
30-39 years old
28
22
40-49 years old
22
30
50-59 years old
17
32

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.