Based on historical data, your manager believes that 35% of the company's orders come from first- time customers. A random sample of 86 orders will be used to estimate the proportion of first-time- customers. What is the probability that the sample proportion is greater than than 0.42?

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads

i would say b) is your answer

sorry if im wrong

step-by-step explanation:

0.0076, if you meant 4.125 divided by 0.03125 it would be 132

step-by-step explanation:

first you have to move the decimal in 0.03125 over until its behind the 5 which is 5 places over. now the number is 3125

then you have to move the decimal in 4.125, 5 places over. now the number is 4,112,500.

now you divide like you would normally would and get 0.0076

answer: 100

step-by-step explanation: