The cumulative frequency table below shows the
number of minutes 31 students spent text
messaging on a weekend.
Text-Use Interval
(minutes)
Cumulative
Frequency
41-50
41-60
41-70
41-80
41-90
|
T
-
5
10
19
31
1
Determine which 10-minute interval contains the
median. Justify your choice.

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

Nikita wants to apply for student aid to fund her college education. arrange the steps involved in nikita’s application for financial aid

It takes an ant farm 3 days to consume 1/2 of an apple. at that rate, in how many days will the ant farm consume 3 apples