The table shows information about the numbers of hours 30 children
spent on their tablets one evening.
Number of hours (h) Frequency
0 << 1
4
1 < < 2
8
2 11
3 7
a) Find the class interval that contains the median.
b) Work out an estimate for the mean number of hours.

man its nopq i just guessed and got it right so uhh

g00d lucc

step-by-step explanation:

step-by-step explanation:

goog be able to you with that maybe

answer: since the question is talking about growth you have to use the growth formula which is inital amount (1 + growth)^time

step-by-step explanation:

the intial amount is 1200, the growth is 4.8, and the time is 7. plug those numbers into the equation, also i think you have to change 4.8 into a percent. but, i have forgotton how to do that. if this is a online class go on to the lesson.

answer is the third choice:

3x^5+4x^4+x^3+2x^2-10x-7=0

step-by-step explanation: