People in a survey were asked how many hours they watched TV each week. After the data was recorded, another response was found for a participant who watches 40 hours a week. How will this additional data value affect the mean number of hours of TV watched each week?
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Number of Hours
The mean will increase
The mean will decrease.
The effect on the mean cannot be determined.
The mean would stay the same.

The ratio of wooden bats to metal bats in the baseball coach’s bag is 2 to 1. if there are 20 wooden bats, how many metal bats are in the bag?

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.