subject
Mathematics, 12.02.2021 08:10 josephinekiim

John and Dale want to find the mean time students in their class spent watching TV last week. So they each randomly select students in their class and ask for the times. The results are shown below (in hours). Use the data to answer the questions.

John's sample:
7, 10, 5, 11, 8
Dale's sample:
15, 20, 6, 7, 14, 10, 5, 18

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 16:00
The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?
Answers: 1
question
Mathematics, 21.06.2019 16:50
Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.
Answers: 2
question
Mathematics, 21.06.2019 17:30
The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?
Answers: 2
question
Mathematics, 21.06.2019 20:40
The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2
Answers: 2
You know the right answer?
John and Dale want to find the mean time students in their class spent watching TV last week. So the...
Questions
Questions on the website: 13722367