Car : (19 + 28 + 17 + 39 + 22 + 44 + 56) / 7 = 225/7 = 32.14
bus : (32 + 26 + 25 + 40 + 39 + 49 + 22)/7 = 233/7 = 33.29
bus has a higher commuter average
Answer:
that isnt an equation silly goose!
Step-by-step explanation:
Answer:
02 High Schools would be selected from the stratum with a percent-free-lunch value of 40 less than or equals x.
Step-by-step explanation:
As the sample size needed is 25 and total schools are 100 so this indicate 1 school in each 4 schools is to be selected. This is given as

Now as the schools with percent free lunch are 8 so now

So only 2 schools will be selected in this regard.
The first one and the last one
Answer:
- The amount of time greater than 10.2 hours for this year.
- The
is 0.01358.
Step-by-step explanation:
Given information:
mean, X = 10.2 hours
sample, n = 15
using t distribution
test statistics = 2.822
= 2 x P(
> test statistics)
= 2 x P(
> 2.822)
= 2 x 0.00679
= 0.01358
is less than 0.10 which indicates that the amount of time greater than 10.2 hours for this year.