subject
Mathematics, 21.02.2020 00:40 22iungj

A teacher is monitoring how often students visit the website of the course during the day. She finds the following probability distribution. Find the expected number of visits to the course website.

visits(x) 0 1 2 3
probability 0.45 0.35 0.15 0.05

0.75
0.25
0.80
0.85

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 21:30
Find the ratios of the corresponding sides
Answers: 2
question
Mathematics, 22.06.2019 02:00
90.0% complete a b c d e confirm last week, your delivery runs took 7 hours 12 minutes on monday, 6 hours 46 minutes on wednesday, and 6 hours 53 minutes on friday. what was your average time for a delivery run?
Answers: 3
question
Mathematics, 22.06.2019 03:30
If the regular price was $115, how much did jeanine pay for the hiking boots? jeanine bought a new pair of hiking boots on sale for 25% off the regular price. enter the correct answer. ooo done clestall the following formula describes this scenario: đoo s = r. 0.25 r = regular price s = sale price
Answers: 1
question
Mathematics, 22.06.2019 04:30
You estimate that a baby bird weighs 2 pounds. the actual weight of the baby bird is 1.5 pounds. find the percent error. round your answer to the nearest hundredth of a percent.
Answers: 1
You know the right answer?
A teacher is monitoring how often students visit the website of the course during the day. She finds...
Questions
question
Business, 07.03.2021 14:30
question
Geography, 07.03.2021 14:30
question
Business, 07.03.2021 14:30
question
History, 07.03.2021 14:30
question
Geography, 07.03.2021 14:30
question
History, 07.03.2021 14:30
Questions on the website: 13722362