![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 28.07.2020 23:01, JadedylaneH3115
In recent survey, a school district randomly dialed 300 parent phone numbers and asked whether the family read to their toddlers at least three nights per week. 271 of the parents said that they did.
(a) Nationally , 72% of families read to their toddlers at least three nights per week. Does this data provide evidence that more parents at this district read to their children than the national average ? Show all steps in your process.
(b) Name two likely sources of bias in this survey. Write one sentence to explain each.
![answer](/tpl/images/cats/otvet.png)
Answers: 3
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:00, recannon02
Acircular hot tub located near the middle of a rectangular patio has a diameter of 48 inches. the patio measures 11 feet by 6 feet. what is the area of the patio that is not covered by the hot tub?
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 02:00, noobieplayerxd
How many square inches are in 60 square feet?
Answers: 1
Do you know the correct answer?
In recent survey, a school district randomly dialed 300 parent phone numbers and asked whether the f...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/en.png)
English, 10.07.2019 20:40
![Konu](/tpl/images/cats/es.png)
![Konu](/tpl/images/cats/en.png)
English, 10.07.2019 20:40
![Konu](/tpl/images/cats/ekonomika.png)
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 10.07.2019 20:40
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/health.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 10.07.2019 20:40