subject
Mathematics, 24.03.2020 20:48 cxttiemsp021

A worldwide organization of academics claims that the mean IQ score of its members is 115, with a standard deviation of 17. A randomly selected group of 35 members of this organization is tested, and the results reveal that the mean IQ score in this sample is 115.2. If the organization's claim is correct, what is the probability of having a sample mean of 115.2 or less for a random sample of this size

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 14:00
At the many chips cookie company they are serious about the number of chocolate chips in their cookies they claim that each cookie hasn't c chips. if their claim is true there will be 200 chips in 10 cookies
Answers: 2
question
Mathematics, 21.06.2019 20:30
Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. david estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x.
Answers: 1
question
Mathematics, 21.06.2019 22:00
Determine if the equation defines y as a function of x: 2xy = 1. yes o no
Answers: 2
question
Mathematics, 22.06.2019 01:30
Which statement about 6x2 + 7x – 10 is true?
Answers: 3
You know the right answer?
A worldwide organization of academics claims that the mean IQ score of its members is 115, with a st...
Questions
question
Mathematics, 21.05.2020 09:58
question
Social Studies, 21.05.2020 09:58
question
Physics, 21.05.2020 09:58
question
Health, 21.05.2020 09:58
question
Mathematics, 21.05.2020 09:58