subject

Mathematics, 06.05.2020 02:01 texas101st78

A sleep researcher studying the number of dreams people recall when asked to record their dreams for one week produced the data in the table above. Group X consisted of 100 people who observed early bedtimes, and Group Y consisted of 100 people who observed later bedtimes. What is the probability of randomly selecting a person who recalled at least 1 dream and belonged to Group Y?

ansver

Answers: 3

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 16:30

Find the quotient. 50a2 – 98b2 -5a +7b

Answers: 1

question

Mathematics, 21.06.2019 17:30

Regular price 75$ discount 25%sale price?

Answers: 2

question

Mathematics, 21.06.2019 18:30

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

Answers: 3

question

Mathematics, 21.06.2019 19:00

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36

Answers: 1

You know the right answer?

A sleep researcher studying the number of dreams people recall when asked to record their dreams for...

Questions

question

Mathematics, 23.06.2020 18:01

The diagram below represents which percent? a 3.2% b 8% c 32% d 42%

question

Mathematics, 23.06.2020 18:01

A toy store marks down every toy by 15% in June. How much does a toy cost during June?...

question

Mathematics, 23.06.2020 18:01

Fernando bought 8 pints of milk. How many fluid ounces of milk did Fernando buy? A. 16 fluid ounces B. 64 fluid ounces C. 128 fluid ounces D. 256 flui...

question

Social Studies, 23.06.2020 18:01

While Jonathan was jogging in the park, he saw a small girl crying for help. He also saw many people standing nearby not taking any action. This made...

question

Mathematics, 23.06.2020 18:01

What is the slope-intercept equation of this line?

question

Mathematics, 23.06.2020 18:01

I'll give brainist because i can't do it ...

question

Mathematics, 23.06.2020 18:01

Attachment mathswatch ...

question

Mathematics, 23.06.2020 18:01

Marty’s parents paid $1,800 in electric bills last year. What was their average electric rate per month?...

question

Mathematics, 23.06.2020 18:01

Attachment mathswatch ...

question

Mathematics, 23.06.2020 18:01

Assume that the salaries of elementary school teachers in the United States have a mean of $32,000 and a standard deviation of $3000. If 100 teachers...

question

English, 23.06.2020 18:01

New Technology Leads to Bigger Cities In the 1800s, the United States was still a very young nation, trying to solidify its identity. The Industrial R...

question

English, 23.06.2020 18:01

I need help I already posted the story I have 3days of summer school left plz help me

question

History, 23.06.2020 18:01

Which line is highlighted in the middle of the map above? A. the Prime Meridian B. the International Date Line C. the Tropic of Cancer D. the Equator...

question

Mathematics, 23.06.2020 18:01

If x = 5 and y = x + 1 , find (x+y)+1/2 Pls quickly , ill mark branliest...

question

Computers and Technology, 23.06.2020 18:01

Suppose you have two vector of integers x and y, each of which have N randomly distributed but distinctvalues. We want to merge x and y into a third v...

question

Business, 23.06.2020 18:01

Comp Wiz sells computers. During May, it sold 500 computers at a $900 average price each. The May fixed budget included sales of 550 computers at an a...

question

Engineering, 23.06.2020 18:01

You are tasked with designing a thin-walled vessel to contain a pressurized gas. You are given the parameters that the inner diameter of the tank will...

question

Business, 23.06.2020 18:01

A 22-year old, unmarried, new customer contacts you, explaining that he just inherited $10,000,000 and wishes to invest the money aggressively to prod...

question

History, 23.06.2020 18:01

HELP ME :( Which of the following is not a requirement for substantial performance? Select one: a. Performance must be 99.9% of what was promised and...

question

Mathematics, 23.06.2020 18:01

I’ll give brainliest to whoever answers first. Howard is sitting in a dinghy at an elevation of 0.8 meter relative to sea level. His friend Peter is s...

More questions: Mathematics Another questions

Questions on the website: 13722360