![subject](/tpl/images/cats/mat.png)
Mathematics, 13.03.2020 01:47 luisr0754
Scores on an IQ test are normally distributed. A sample of 25 IQ scores had variance s2 = 64. The developer of the test claims that the population variance is σ2 = 225. Do these data provide sufficient evidence to contradict this claim?
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:30
Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:30
Ming says that 0.24 > 1/4 because 0.24= 2/4. which best explains mings error
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:00
Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:00
Awater tank holds 18000 gallons. how long will it take for the water level to reach 6000 gallons if the water is used at anaverage rate of 450 gallons per day
Answers: 1
You know the right answer?
Scores on an IQ test are normally distributed. A sample of 25 IQ scores had variance s2 = 64. The de...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.01.2020 04:31
![question](/tpl/images/cats/en.png)
English, 25.01.2020 04:31
![question](/tpl/images/cats/biologiya.png)
Biology, 25.01.2020 04:31
![question](/tpl/images/cats/mat.png)
Mathematics, 25.01.2020 04:31
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.01.2020 04:31
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 25.01.2020 04:31
![question](/tpl/images/cats/biologiya.png)
Biology, 25.01.2020 04:31
![question](/tpl/images/cats/mat.png)
Mathematics, 25.01.2020 04:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 25.01.2020 04:31
![question](/tpl/images/cats/geografiya.png)
Geography, 25.01.2020 04:31
![question](/tpl/images/cats/mat.png)
Mathematics, 25.01.2020 04:31
![question](/tpl/images/cats/istoriya.png)
History, 25.01.2020 04:31
![question](/tpl/images/cats/biologiya.png)
Biology, 25.01.2020 04:31