Mathematics, 30.10.2020 22:50 caro74
A video game company surveys a random sample of 225 of its best customer
and finds that the average gamer spends $406 a year on games, with a
standard deviation of $26.
Another company is also interested in the amount game consumers spend,
and surveys a random sample of 250 gamers, over all interest levels, and
finds that the average gamer spends $250 a year on games, with a standard
deviation of $15.
Why is the second survey more believable than the first?
Answers: 3
Mathematics, 21.06.2019 16:00
On saturday morning, calls arrive at ticketmaster at a rate of 108 calls per hour. what is the probability of fewer than three calls in a randomly chosen minute?
Answers: 1
Mathematics, 21.06.2019 16:00
Write two subtraction equations that are equivalent to 5 + 12 = 17.
Answers: 2
Mathematics, 21.06.2019 18:00
What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers
Answers: 1
A video game company surveys a random sample of 225 of its best customer
and finds that the average...
Mathematics, 09.03.2021 22:30
Mathematics, 09.03.2021 22:30
English, 09.03.2021 22:30
Mathematics, 09.03.2021 22:30
Mathematics, 09.03.2021 22:30
Social Studies, 09.03.2021 22:30