One Hour of Video Games (per week)
100%
80%
60%
40%
20%
0%
Age 0-2
Age 3-5
Age 6-8
Age 9-11 Age 12-14 Age 15-17
a)
Analyze the shape of the data and describe it in detail. Use mathematical reasoning to
justify your response. (2 points)

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?

Franklin is purchasing a home for $82,107 and is financing 80% of it. the documentary stamp tax on the deed in his state is $0.70 per $100 or portion thereof. how much will he pay for the documentary stamp tax?

When 60% of a number is added to the number the result is 192 what is the bumber